diff options
Diffstat (limited to 'common')
47 files changed, 270 insertions, 498 deletions
| diff --git a/common/cmd_bedbug.c b/common/cmd_bedbug.c index d01ee19ee..2bd62e243 100644 --- a/common/cmd_bedbug.c +++ b/common/cmd_bedbug.c @@ -84,10 +84,8 @@ int do_bedbug_dis (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	addr = dis_last_addr;  	len = dis_last_len; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	if ((flag & CMD_FLAG_REPEAT) == 0) {  		/* New command */ @@ -125,10 +123,8 @@ int do_bedbug_asm (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	/* -------------------------------------------------- */  	int rcode = 0; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	printf ("\nEnter '.' when done\n");  	mem_addr = simple_strtoul (argv[1], NULL, 16); diff --git a/common/cmd_bmp.c b/common/cmd_bmp.c index 5ec798c54..d51cc554c 100644 --- a/common/cmd_bmp.c +++ b/common/cmd_bmp.c @@ -102,8 +102,7 @@ static int do_bmp_info(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[  		addr = simple_strtoul(argv[1], NULL, 16);  		break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	return (bmp_info(addr)); @@ -127,8 +126,7 @@ static int do_bmp_display(cmd_tbl_t * cmdtp, int flag, int argc, char * const ar  	        y = simple_strtoul(argv[3], NULL, 10);  	        break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	 return (bmp_display(addr, x, y)); @@ -159,12 +157,10 @@ static int do_bmp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	c = find_cmd_tbl(argv[0], &cmd_bmp_sub[0], ARRAY_SIZE(cmd_bmp_sub)); -	if (c) { +	if (c)  		return  c->cmd(cmdtp, flag, argc, argv); -	} else { -		cmd_usage(cmdtp); -		return 1; -	} +	else +		return cmd_usage(cmdtp);  }  U_BOOT_CMD( diff --git a/common/cmd_boot.c b/common/cmd_boot.c index 9ccc8c798..72dacaaf7 100644 --- a/common/cmd_boot.c +++ b/common/cmd_boot.c @@ -40,10 +40,8 @@ int do_go (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	ulong	addr, rc;  	int     rcode = 0; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	addr = simple_strtoul(argv[1], NULL, 16); diff --git a/common/cmd_bootm.c b/common/cmd_bootm.c index bf77fb463..adfa6cd18 100644 --- a/common/cmd_bootm.c +++ b/common/cmd_bootm.c @@ -491,17 +491,14 @@ int do_bootm_subcommand (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv  			argv++;  			return bootm_start(cmdtp, flag, argc, argv);  		} -	} -	/* Unrecognized command */ -	else { -		cmd_usage(cmdtp); -		return 1; +	} else { +		/* Unrecognized command */ +		return cmd_usage(cmdtp);  	}  	if (images.state >= state) {  		printf ("Trying to execute a command out of order\n"); -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	images.state |= state; diff --git a/common/cmd_cache.c b/common/cmd_cache.c index be87b5c2d..5cdd8341f 100644 --- a/common/cmd_cache.c +++ b/common/cmd_cache.c @@ -34,10 +34,6 @@ int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	switch (argc) {  	case 2:			/* on / off	*/  		switch (on_off(argv[1])) { -#if 0	/* prevented by varargs handling; FALLTROUGH is harmless, too */ -		default: cmd_usage(cmdtp); -			return; -#endif  		case 0:	icache_disable();  			break;  		case 1:	icache_enable (); @@ -49,8 +45,7 @@ int do_icache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			icache_status() ? "ON" : "OFF");  		return 0;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	return 0;  } @@ -60,10 +55,6 @@ int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	switch (argc) {  	case 2:			/* on / off	*/  		switch (on_off(argv[1])) { -#if 0	/* prevented by varargs handling; FALLTROUGH is harmless, too */ -		default: cmd_usage(cmdtp); -			return; -#endif  		case 0:	dcache_disable();  			break;  		case 1:	dcache_enable (); @@ -75,8 +66,7 @@ int do_dcache ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			dcache_status() ? "ON" : "OFF");  		return 0;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	return 0; diff --git a/common/cmd_dcr.c b/common/cmd_dcr.c index 45de8cd65..45fe66a7e 100644 --- a/common/cmd_dcr.c +++ b/common/cmd_dcr.c @@ -44,10 +44,8 @@ int do_getdcr ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[] )  	unsigned long get_dcr (unsigned short);  	/* Validate arguments */ -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	/* Get a DCR */  	dcrn = (unsigned short) simple_strtoul (argv[1], NULL, 16); @@ -73,10 +71,8 @@ int do_setdcr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	extern char console_buffer[];  	/* Validate arguments */ -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	/* Set a DCR */  	dcrn = (unsigned short) simple_strtoul (argv[1], NULL, 16); @@ -120,10 +116,8 @@ int do_getidcr (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	char buf[80];  	/* Validate arguments */ -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	/* Find out whether ther is '.' (dot) symbol in the first parameter. */  	strncpy (buf, argv[1], sizeof(buf)-1); @@ -176,10 +170,8 @@ int do_setidcr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	char buf[80];  	/* Validate arguments */ -	if (argc < 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 4) +		return cmd_usage(cmdtp);  	/* Find out whether ther is '.' (dot) symbol in the first parameter. */  	strncpy (buf, argv[1], sizeof(buf)-1); diff --git a/common/cmd_df.c b/common/cmd_df.c index 6a086663b..9a3c84c38 100644 --- a/common/cmd_df.c +++ b/common/cmd_df.c @@ -27,8 +27,7 @@ static int do_df(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	}  usage: -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  U_BOOT_CMD( diff --git a/common/cmd_eeprom.c b/common/cmd_eeprom.c index 129162c01..9f4b22c55 100644 --- a/common/cmd_eeprom.c +++ b/common/cmd_eeprom.c @@ -104,8 +104,7 @@ int do_eeprom ( cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		}  	} -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  #endif diff --git a/common/cmd_ext2.c b/common/cmd_ext2.c index 49021cdb8..35fb36194 100644 --- a/common/cmd_ext2.c +++ b/common/cmd_ext2.c @@ -65,10 +65,9 @@ int do_ext2ls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	block_dev_desc_t *dev_desc=NULL;  	int part_length; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp); +  	dev = (int)simple_strtoul (argv[2], &ep, 16);  	dev_desc = get_dev(argv[1],dev); @@ -164,8 +163,7 @@ int do_ext2load (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	if (!filename) { diff --git a/common/cmd_fdc.c b/common/cmd_fdc.c index 486d5d484..831a07f2c 100644 --- a/common/cmd_fdc.c +++ b/common/cmd_fdc.c @@ -741,8 +741,7 @@ int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		boot_drive=simple_strtoul(argv[2], NULL, 10);  		break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	/* setup FDC and scan for drives  */  	if(fdc_setup(boot_drive,pCMD,pFG)==FALSE) { diff --git a/common/cmd_fdos.c b/common/cmd_fdos.c index 00f7e88e1..a8822d91b 100644 --- a/common/cmd_fdos.c +++ b/common/cmd_fdos.c @@ -73,8 +73,7 @@ int do_fdosboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	name = argv [2];  	break;      default: -	cmd_usage(cmdtp); -	break; +	return cmd_usage(cmdtp);      }      /* Init physical layer                                                   */ diff --git a/common/cmd_fdt.c b/common/cmd_fdt.c index cd4c6de6d..3d0c2b772 100644 --- a/common/cmd_fdt.c +++ b/common/cmd_fdt.c @@ -65,14 +65,12 @@ void set_working_fdt_addr(void *addr)   */  int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  { -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp); -	/******************************************************************** +	/*  	 * Set the address of the fdt -	 ********************************************************************/ +	 */  	if (argv[1][0] == 'a') {  		unsigned long addr;  		/* @@ -116,18 +114,16 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  			}  		} -	/******************************************************************** +	/*  	 * Move the working_fdt -	 ********************************************************************/ +	 */  	} else if (strncmp(argv[1], "mo", 2) == 0) {  		struct fdt_header *newaddr;  		int  len;  		int  err; -		if (argc < 4) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (argc < 4) +			return cmd_usage(cmdtp);  		/*  		 * Set the address and length of the fdt. @@ -166,9 +162,9 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		}  		working_fdt = newaddr; -	/******************************************************************** +	/*  	 * Make a new node -	 ********************************************************************/ +	 */  	} else if (strncmp(argv[1], "mk", 2) == 0) {  		char *pathp;		/* path */  		char *nodep;		/* new node to add */ @@ -178,10 +174,8 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		/*  		 * Parameters: Node path, new node to be appended to the path.  		 */ -		if (argc < 4) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (argc < 4) +			return cmd_usage(cmdtp);  		pathp = argv[2];  		nodep = argv[3]; @@ -202,9 +196,9 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  			return 1;  		} -	/******************************************************************** +	/*  	 * Set the value of a property in the working_fdt. -	 ********************************************************************/ +	 */  	} else if (argv[1][0] == 's') {  		char *pathp;		/* path */  		char *prop;		/* property */ @@ -216,10 +210,8 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		/*  		 * Parameters: Node path, property, optional value.  		 */ -		if (argc < 4) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (argc < 4) +			return cmd_usage(cmdtp);  		pathp  = argv[2];  		prop   = argv[3]; @@ -247,9 +239,9 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  			return 1;  		} -	/******************************************************************** +	/*  	 * Print (recursive) / List (single level) -	 ********************************************************************/ +	 */  	} else if ((argv[1][0] == 'p') || (argv[1][0] == 'l')) {  		int depth = MAX_LEVEL;	/* how deep to print */  		char *pathp;		/* path */ @@ -281,9 +273,9 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		if (ret != 0)  			return ret; -	/******************************************************************** +	/*  	 * Remove a property/node -	 ********************************************************************/ +	 */  	} else if (strncmp(argv[1], "rm", 2) == 0) {  		int  nodeoffset;	/* node offset from libfdt */  		int  err; @@ -321,9 +313,9 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  			}  		} -	/******************************************************************** +	/*  	 * Display header info -	 ********************************************************************/ +	 */  	} else if (argv[1][0] == 'h') {  		u32 version = fdt_version(working_fdt);  		printf("magic:\t\t\t0x%x\n", fdt_magic(working_fdt)); @@ -351,16 +343,16 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		       fdt_num_mem_rsv(working_fdt));  		printf("\n"); -	/******************************************************************** +	/*  	 * Set boot cpu id -	 ********************************************************************/ +	 */  	} else if (strncmp(argv[1], "boo", 3) == 0) {  		unsigned long tmp = simple_strtoul(argv[2], NULL, 16);  		fdt_set_boot_cpuid_phys(working_fdt, tmp); -	/******************************************************************** +	/*  	 * memory command -	 ********************************************************************/ +	 */  	} else if (strncmp(argv[1], "me", 2) == 0) {  		uint64_t addr, size;  		int err; @@ -370,9 +362,9 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		if (err < 0)  			return err; -	/******************************************************************** +	/*  	 * mem reserve commands -	 ********************************************************************/ +	 */  	} else if (strncmp(argv[1], "rs", 2) == 0) {  		if (argv[2][0] == 'p') {  			uint64_t addr, size; @@ -417,8 +409,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  			}  		} else {  			/* Unrecognized command */ -			cmd_usage(cmdtp); -			return 1; +			return cmd_usage(cmdtp);  		}  	}  #ifdef CONFIG_OF_BOARD_SETUP @@ -430,10 +421,8 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	else if (argv[1][0] == 'c') {  		unsigned long initrd_start = 0, initrd_end = 0; -		if ((argc != 2) && (argc != 4)) { -			cmd_usage(cmdtp); -			return 1; -		} +		if ((argc != 2) && (argc != 4)) +			return cmd_usage(cmdtp);  		if (argc == 4) {  			initrd_start = simple_strtoul(argv[2], NULL, 16); @@ -449,8 +438,7 @@ int do_fdt (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	}  	else {  		/* Unrecognized command */ -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	return 0; diff --git a/common/cmd_flash.c b/common/cmd_flash.c index 5d8fb7a83..ff43965e9 100644 --- a/common/cmd_flash.c +++ b/common/cmd_flash.c @@ -332,10 +332,8 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  #endif  	int rcode = 0; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	if (strcmp(argv[1], "all") == 0) {  		for (bank=1; bank<=CONFIG_SYS_MAX_FLASH_BANKS; ++bank) { @@ -383,10 +381,8 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	}  #endif -	if (argc != 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 3) +		return cmd_usage(cmdtp);  	if (strcmp(argv[1], "bank") == 0) {  		bank = simple_strtoul(argv[2], NULL, 16); @@ -406,10 +402,8 @@ int do_flerase (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		return 1;  	} -	if (addr_first >= addr_last) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (addr_first >= addr_last) +		return cmd_usage(cmdtp);  	rcode = flash_sect_erase(addr_first, addr_last);  	return rcode; @@ -482,19 +476,15 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	int p;  	int rcode = 0; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp); -	if (strcmp(argv[1], "off") == 0) { +	if (strcmp(argv[1], "off") == 0)  		p = 0; -	} else if (strcmp(argv[1], "on") == 0) { +	else if (strcmp(argv[1], "on") == 0)  		p = 1; -	} else { -		cmd_usage(cmdtp); -		return 1; -	} +	else +		return cmd_usage(cmdtp);  #ifdef CONFIG_HAS_DATAFLASH  	if ((strcmp(argv[2], "all") != 0) && (strcmp(argv[2], "bank") != 0)) { @@ -592,10 +582,8 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	}  #endif -	if (argc != 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 4) +		return cmd_usage(cmdtp);  	if (strcmp(argv[2], "bank") == 0) {  		bank = simple_strtoul(argv[3], NULL, 16); @@ -634,10 +622,9 @@ int do_protect (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		return 1;  	} -	if (addr_first >= addr_last) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (addr_first >= addr_last) +		return cmd_usage(cmdtp); +  	rcode = flash_sect_protect (p, addr_first, addr_last);  #endif /* CONFIG_SYS_NO_FLASH */  	return rcode; diff --git a/common/cmd_fpga.c b/common/cmd_fpga.c index ddc7a05a5..e50c9de87 100644 --- a/common/cmd_fpga.c +++ b/common/cmd_fpga.c @@ -44,7 +44,6 @@  #endif  /* Local functions */ -static void fpga_usage (cmd_tbl_t * cmdtp);  static int fpga_get_op (char *opstr);  /* Local defines */ @@ -232,8 +231,7 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	switch (op) {  	case FPGA_NONE: -		fpga_usage (cmdtp); -		break; +		return cmd_usage(cmdtp);  	case FPGA_INFO:  		rc = fpga_info (dev); @@ -312,17 +310,11 @@ int do_fpga (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	default:  		printf ("Unknown operation\n"); -		fpga_usage (cmdtp); -		break; +		return cmd_usage(cmdtp);  	}  	return (rc);  } -static void fpga_usage (cmd_tbl_t * cmdtp) -{ -	cmd_usage(cmdtp); -} -  /*   * Map op to supported operations.  We don't use a table since we   * would just have to relocate it from flash anyway. diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c index fb9d3b038..371e022f7 100644 --- a/common/cmd_i2c.c +++ b/common/cmd_i2c.c @@ -184,10 +184,8 @@ static int do_i2c_read ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv  	uint	devaddr, alen, length;  	u_char  *memaddr; -	if (argc != 5) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 5) +		return cmd_usage(cmdtp);  	/*  	 * I2C chip address @@ -200,10 +198,8 @@ static int do_i2c_read ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv  	 */  	devaddr = simple_strtoul(argv[2], NULL, 16);  	alen = get_alen(argv[2]); -	if (alen == 0) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (alen == 0) +		return cmd_usage(cmdtp);  	/*  	 * Length is the number of objects, not number of bytes. @@ -240,10 +236,8 @@ static int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	alen   = i2c_dp_last_alen;  	length = i2c_dp_last_length; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	if ((flag & CMD_FLAG_REPEAT) == 0) {  		/* @@ -261,10 +255,8 @@ static int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  		 */  		addr = simple_strtoul(argv[2], NULL, 16);  		alen = get_alen(argv[2]); -		if (alen == 0) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (alen == 0) +			return cmd_usage(cmdtp);  		/*  		 * If another parameter, it is the length to display. @@ -332,10 +324,8 @@ static int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	uchar	byte;  	int	count; -	if ((argc < 4) || (argc > 5)) { -		cmd_usage(cmdtp); -		return 1; -	} +	if ((argc < 4) || (argc > 5)) +		return cmd_usage(cmdtp);  	/*  	 * Chip is always specified. @@ -347,10 +337,8 @@ static int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	 */  	addr = simple_strtoul(argv[2], NULL, 16);  	alen = get_alen(argv[2]); -	if (alen == 0) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (alen == 0) +		return cmd_usage(cmdtp);  	/*  	 * Value to write is always specified. @@ -398,10 +386,8 @@ static int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	ulong	crc;  	ulong	err; -	if (argc < 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 4) +		return cmd_usage(cmdtp);  	/*  	 * Chip is always specified. @@ -413,10 +399,8 @@ static int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	 */  	addr = simple_strtoul(argv[2], NULL, 16);  	alen = get_alen(argv[2]); -	if (alen == 0) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (alen == 0) +		return cmd_usage(cmdtp);  	/*  	 * Count is always specified @@ -462,10 +446,8 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg  	int	nbytes;  	extern char console_buffer[]; -	if (argc != 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 3) +		return cmd_usage(cmdtp);  #ifdef CONFIG_BOOT_RETRY_TIME  	reset_cmd_timeout();	/* got a good command to get here */ @@ -495,10 +477,8 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg  		 */  		addr = simple_strtoul(argv[2], NULL, 16);  		alen = get_alen(argv[2]); -		if (alen == 0) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (alen == 0) +			return cmd_usage(cmdtp);  	}  	/* @@ -628,10 +608,8 @@ static int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	u_char	bytes[16];  	int	delay; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	/*  	 * Chip is always specified. @@ -643,10 +621,8 @@ static int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]  	 */  	addr = simple_strtoul(argv[2], NULL, 16);  	alen = get_alen(argv[2]); -	if (alen == 0) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (alen == 0) +		return cmd_usage(cmdtp);  	/*  	 * Length is the number of objects, not number of bytes. @@ -784,10 +760,9 @@ static int do_sdram (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		"32 MiB", "16 MiB", "8 MiB", "4 MiB"  	}; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp); +  	/*  	 * Chip is always specified.  	 */ @@ -1322,12 +1297,10 @@ static int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	c = find_cmd_tbl(argv[0], &cmd_i2c_sub[0], ARRAY_SIZE(cmd_i2c_sub)); -	if (c) { +	if (c)  		return  c->cmd(cmdtp, flag, argc, argv); -	} else { -		cmd_usage(cmdtp); -		return 1; -	} +	else +		return cmd_usage(cmdtp);  }  /***************************************************/ diff --git a/common/cmd_ide.c b/common/cmd_ide.c index d486697bb..c0fb88dbc 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -179,8 +179,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])      switch (argc) {      case 0:      case 1: -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);      case 2:  	if (strncmp(argv[1],"res",3) == 0) {  		puts ("\nReset IDE" @@ -229,8 +228,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		}  		return rcode;  	} -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);      case 3:  	if (strncmp(argv[1],"dev",3) == 0) {  		int dev = (int)simple_strtoul(argv[2], NULL, 10); @@ -278,8 +276,7 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  #endif  	} -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);      default:  	/* at least 4 args */ @@ -332,14 +329,12 @@ int do_ide (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		printf ("%ld blocks written: %s\n",  			n, (n==cnt) ? "OK" : "ERROR"); -		if (n==cnt) { +		if (n==cnt)  			return 0; -		} else { +		else  			return 1; -		}  	} else { -		cmd_usage(cmdtp); -		rcode = 1; +		return cmd_usage(cmdtp);  	}  	return rcode; @@ -374,9 +369,8 @@ int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		boot_device = argv[2];  		break;  	default: -		cmd_usage(cmdtp);  		show_boot_progress (-42); -		return 1; +		return cmd_usage(cmdtp);  	}  	show_boot_progress (42); diff --git a/common/cmd_irq.c b/common/cmd_irq.c index 48883289f..d35a43fc5 100644 --- a/common/cmd_irq.c +++ b/common/cmd_irq.c @@ -27,17 +27,14 @@  int do_interrupts(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  { -	if (argc != 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 2) +		return cmd_usage(cmdtp);  	/* on */ -	if (strncmp(argv[1], "on", 2) == 0) { +	if (strncmp(argv[1], "on", 2) == 0)  		enable_interrupts(); -	} else { +	else  		disable_interrupts(); -	}  	return 0;  } diff --git a/common/cmd_itest.c b/common/cmd_itest.c index e88d6e097..8dd8927b5 100644 --- a/common/cmd_itest.c +++ b/common/cmd_itest.c @@ -165,10 +165,8 @@ int do_itest ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[] )  	int	value, w;  	/* Validate arguments */ -	if ((argc != 4)){ -		cmd_usage(cmdtp); -		return 1; -	} +	if ((argc != 4)) +		return cmd_usage(cmdtp);  	/* Check for a data width specification.  	 * Defaults to long (4) if no specification. diff --git a/common/cmd_load.c b/common/cmd_load.c index 52ed1fa70..dad03037a 100644 --- a/common/cmd_load.c +++ b/common/cmd_load.c @@ -1102,7 +1102,7 @@ int do_hwflow (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			if (strcmp(argv[1], "on") == 0)  				hwflow_onoff(1);  			else -				cmd_usage(cmdtp); +				return cmd_usage(cmdtp);  	}  	printf("RTS/CTS hardware flow control: %s\n", hwflow_onoff(0) ? "on" : "off");  	return 0; diff --git a/common/cmd_log.c b/common/cmd_log.c index 49deddd7f..0e89357e5 100644 --- a/common/cmd_log.c +++ b/common/cmd_log.c @@ -241,12 +241,10 @@ int do_log (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			}  			return 0;  		} -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  } diff --git a/common/cmd_mem.c b/common/cmd_mem.c index bcea3992d..44834ea75 100644 --- a/common/cmd_mem.c +++ b/common/cmd_mem.c @@ -76,10 +76,8 @@ int do_mem_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	size = dp_last_size;  	length = dp_last_length; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	if ((flag & CMD_FLAG_REPEAT) == 0) {  		/* New command specified.  Check for a size specification. @@ -172,10 +170,8 @@ int do_mem_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	ulong	addr, writeval, count;  	int	size; -	if ((argc < 3) || (argc > 4)) { -		cmd_usage(cmdtp); -		return 1; -	} +	if ((argc < 3) || (argc > 4)) +		return cmd_usage(cmdtp);  	/* Check for size specification.  	*/ @@ -216,10 +212,8 @@ int do_mem_mdc ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	int i;  	ulong count; -	if (argc < 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 4) +		return cmd_usage(cmdtp);  	count = simple_strtoul(argv[3], NULL, 10); @@ -245,10 +239,8 @@ int do_mem_mwc ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	int i;  	ulong count; -	if (argc < 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 4) +		return cmd_usage(cmdtp);  	count = simple_strtoul(argv[3], NULL, 10); @@ -276,10 +268,8 @@ int do_mem_cmp (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	int	size;  	int     rcode = 0; -	if (argc != 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 4) +		return cmd_usage(cmdtp);  	/* Check for size specification.  	*/ @@ -360,10 +350,8 @@ int do_mem_cp ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	ulong	addr, dest, count;  	int	size; -	if (argc != 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 4) +		return cmd_usage(cmdtp);  	/* Check for size specification.  	*/ @@ -484,10 +472,8 @@ int do_mem_loop (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	volatile ushort *shortp;  	volatile u_char	*cp; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	/* Check for a size spefication.  	 * Defaults to long if no or incorrect specification. @@ -555,10 +541,8 @@ int do_mem_loopw (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	volatile ushort *shortp;  	volatile u_char	*cp; -	if (argc < 4) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 4) +		return cmd_usage(cmdtp);  	/* Check for a size spefication.  	 * Defaults to long if no or incorrect specification. @@ -990,10 +974,8 @@ mod_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const argv[])  	int	nbytes, size;  	extern char console_buffer[]; -	if (argc != 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 2) +		return cmd_usage(cmdtp);  #ifdef CONFIG_BOOT_RETRY_TIME  	reset_cmd_timeout();	/* got a good command to get here */ @@ -1095,10 +1077,8 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	ulong crc;  	ulong *ptr; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	addr = simple_strtoul (argv[1], NULL, 16);  	addr += base_address; @@ -1131,9 +1111,8 @@ int do_mem_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	char * const *av;  	if (argc < 3) { -  usage: -		cmd_usage(cmdtp); -		return 1; +usage: +		return cmd_usage(cmdtp);  	}  	av = argv + 1; @@ -1181,10 +1160,8 @@ int do_md5sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	unsigned int i;  	u8 output[16]; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	addr = simple_strtoul(argv[1], NULL, 16);  	len = simple_strtoul(argv[2], NULL, 16); @@ -1206,10 +1183,8 @@ int do_sha1sum(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	unsigned int i;  	u8 output[20]; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	addr = simple_strtoul(argv[1], NULL, 16);  	len = simple_strtoul(argv[2], NULL, 16); @@ -1239,8 +1214,7 @@ int do_unzip ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			dst = simple_strtoul(argv[2], NULL, 16);  			break;  		default: -			cmd_usage(cmdtp); -			return 1; +			return cmd_usage(cmdtp);  	}  	return !!gunzip((void *) dst, dst_len, (void *) src, &src_len); diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c index eeef2cdda..00180b0f2 100644 --- a/common/cmd_mfsl.c +++ b/common/cmd_mfsl.c @@ -37,17 +37,14 @@ int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	unsigned int num;  	unsigned int blocking; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16);  	blocking = (unsigned int)simple_strtoul (argv[2], NULL, 16);  	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) {  		puts ("Bad number of FSL\n"); -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	switch (fslnum) { @@ -195,18 +192,14 @@ int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	unsigned int num;  	unsigned int blocking; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16);  	num = (unsigned int)simple_strtoul (argv[2], NULL, 16);  	blocking = (unsigned int)simple_strtoul (argv[3], NULL, 16); -	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) +		return cmd_usage(cmdtp);  	switch (fslnum) {  #if (XILINX_FSL_NUMBER > 0) @@ -353,10 +346,9 @@ int do_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	unsigned int reg = 0;  	unsigned int val = 0; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp); +  	reg = (unsigned int)simple_strtoul (argv[1], NULL, 16);  	val = (unsigned int)simple_strtoul (argv[2], NULL, 16);  	switch (reg) { diff --git a/common/cmd_mii.c b/common/cmd_mii.c index 1619a2583..bb941862d 100644 --- a/common/cmd_mii.c +++ b/common/cmd_mii.c @@ -301,10 +301,8 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	int		rcode = 0;  	char		*devname; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  #if defined(CONFIG_MII_INIT)  	mii_init (); @@ -431,8 +429,7 @@ int do_mii (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  		else  			miiphy_set_current_dev (argv[2]);  	} else { -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	/* diff --git a/common/cmd_misc.c b/common/cmd_misc.c index 8439da2f7..061b1bbad 100644 --- a/common/cmd_misc.c +++ b/common/cmd_misc.c @@ -32,17 +32,15 @@ int do_sleep (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	ulong start = get_timer(0);  	ulong delay; -	if (argc != 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 2) +		return cmd_usage(cmdtp);  	delay = simple_strtoul(argv[1], NULL, 10) * CONFIG_SYS_HZ;  	while (get_timer(start) < delay) { -		if (ctrlc ()) { +		if (ctrlc ())  			return (-1); -		} +  		udelay (100);  	} diff --git a/common/cmd_mmc.c b/common/cmd_mmc.c index 698157f6b..e5f5e944d 100644 --- a/common/cmd_mmc.c +++ b/common/cmd_mmc.c @@ -32,10 +32,8 @@ int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  {  	int dev; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	if (strcmp(argv[1], "init") == 0) {  		if (argc == 2) { @@ -46,8 +44,7 @@ int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		} else if (argc == 3) {  			dev = (int)simple_strtoul(argv[2], NULL, 10);  		} else { -			cmd_usage(cmdtp); -			return 1; +			return cmd_usage(cmdtp);  		}  		if (mmc_legacy_init(dev) != 0) { @@ -72,14 +69,12 @@ int do_mmc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  #endif  			curr_device = dev;  		} else { -			cmd_usage(cmdtp); -			return 1; +			return cmd_usage(cmdtp);  		}  		printf("mmc%d is current device\n", curr_device);  	} else { -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	return 0; diff --git a/common/cmd_mp.c b/common/cmd_mp.c index 4d7b87152..f19bf41f8 100644 --- a/common/cmd_mp.c +++ b/common/cmd_mp.c @@ -28,10 +28,8 @@ cpu_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  {  	unsigned long cpuid; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	cpuid = simple_strtoul(argv[1], NULL, 10);  	if (cpuid >= cpu_numcores()) { @@ -42,29 +40,24 @@ cpu_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	if (argc == 3) { -		if (strncmp(argv[2], "reset", 5) == 0) { +		if (strncmp(argv[2], "reset", 5) == 0)  			cpu_reset(cpuid); -		} else if (strncmp(argv[2], "status", 6) == 0) { +		else if (strncmp(argv[2], "status", 6) == 0)  			cpu_status(cpuid); -		} else if (strncmp(argv[2], "disable", 7) == 0) { +		else if (strncmp(argv[2], "disable", 7) == 0)  			return cpu_disable(cpuid); -		} else { -			cmd_usage(cmdtp); -			return 1; -		} +		else +			return cmd_usage(cmdtp); +  		return 0;  	}  	/* 4 or greater, make sure its release */ -	if (strncmp(argv[2], "release", 7) != 0) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (strncmp(argv[2], "release", 7) != 0) +		return cmd_usage(cmdtp); -	if (cpu_release(cpuid, argc - 3, argv + 3)) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (cpu_release(cpuid, argc - 3, argv + 3)) +		return cmd_usage(cmdtp);  	return 0;  } diff --git a/common/cmd_mtdparts.c b/common/cmd_mtdparts.c index 447486ba2..ceec5a975 100644 --- a/common/cmd_mtdparts.c +++ b/common/cmd_mtdparts.c @@ -1845,8 +1845,7 @@ int do_mtdparts(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		return delete_partition(argv[2]);  	} -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  /***************************************************/ diff --git a/common/cmd_nand.c b/common/cmd_nand.c index 84b627295..0f47a258c 100644 --- a/common/cmd_nand.c +++ b/common/cmd_nand.c @@ -275,8 +275,7 @@ int do_nand_env_oob(cmd_tbl_t *cmdtp, nand_info_t *nand,  	return ret;  usage: -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  #endif @@ -577,8 +576,7 @@ int do_nand(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  #endif  usage: -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  U_BOOT_CMD(nand, CONFIG_SYS_MAXARGS, 1, do_nand, @@ -759,9 +757,8 @@ int do_nandboot(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  #if defined(CONFIG_CMD_MTDPARTS)  usage:  #endif -		cmd_usage(cmdtp);  		show_boot_progress(-53); -		return 1; +		return cmd_usage(cmdtp);  	}  	show_boot_progress(53); diff --git a/common/cmd_net.c b/common/cmd_net.c index 3cdb07fdc..3ffb9df1d 100644 --- a/common/cmd_net.c +++ b/common/cmd_net.c @@ -186,9 +186,9 @@ netboot_common (proto_t proto, cmd_tbl_t *cmdtp, int argc, char * const argv[])  		break; -	default: cmd_usage(cmdtp); +	default:  		show_boot_progress (-80); -		return 1; +		return cmd_usage(cmdtp);  	}  	show_boot_progress (80); @@ -236,10 +236,8 @@ int do_ping (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		return -1;  	NetPingIP = string_to_ip(argv[1]); -	if (NetPingIP == 0) { -		cmd_usage(cmdtp); -		return -1; -	} +	if (NetPingIP == 0) +		return cmd_usage(cmdtp);  	if (NetLoop(PING) < 0) {  		printf("ping failed; host %s is not alive\n", argv[1]); @@ -342,10 +340,8 @@ U_BOOT_CMD(  #if defined(CONFIG_CMD_DNS)  int do_dns(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  { -	if (argc == 1) { -		cmd_usage(cmdtp); -		return -1; -	} +	if (argc == 1) +		return cmd_usage(cmdtp);  	/*  	 * We should check for a valid hostname: diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c index 13325bc83..1198954bb 100644 --- a/common/cmd_nvedit.c +++ b/common/cmd_nvedit.c @@ -407,10 +407,8 @@ void forceenv (char *varname, char *varvalue)  int do_setenv (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  { -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	return _do_setenv (flag, argc, argv);  } @@ -433,15 +431,13 @@ int do_askenv ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	local_args[2] = NULL;  	local_args[3] = NULL; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp); +  	/* Check the syntax */  	switch (argc) {  	case 1: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	case 2:		/* askenv envname */  		sprintf (message, "Please enter '%s':", argv[1]); @@ -503,10 +499,8 @@ int do_editenv(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	char *init_val;  	int len; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	/* Set read buffer to initial value or empty sting */  	init_val = getenv(argv[1]); diff --git a/common/cmd_onenand.c b/common/cmd_onenand.c index a3e46a338..83d967bd1 100644 --- a/common/cmd_onenand.c +++ b/common/cmd_onenand.c @@ -361,10 +361,7 @@ static int do_onenand_read(cmd_tbl_t * cmdtp, int flag, int argc, char * const a  	size_t retlen = 0;  	if (argc < 3) -	{ -		cmd_usage(cmdtp); -		return 1; -	} +		return cmd_usage(cmdtp);  	s = strchr(argv[0], '.');  	if ((s != NULL) && (!strcmp(s, ".oob"))) @@ -391,10 +388,7 @@ static int do_onenand_write(cmd_tbl_t * cmdtp, int flag, int argc, char * const  	size_t retlen = 0;  	if (argc < 3) -	{ -		cmd_usage(cmdtp); -		return 1; -	} +		return cmd_usage(cmdtp);  	addr = (ulong)simple_strtoul(argv[1], NULL, 16); @@ -477,10 +471,7 @@ static int do_onenand_dump(cmd_tbl_t * cmdtp, int flag, int argc, char * const a  	char *s;  	if (argc < 2) -	{ -		cmd_usage(cmdtp); -		return 1; -	} +		return cmd_usage(cmdtp);  	s = strchr(argv[0], '.');  	ofs = (int)simple_strtoul(argv[1], NULL, 16); @@ -502,10 +493,7 @@ static int do_onenand_markbad(cmd_tbl_t * cmdtp, int flag, int argc, char * cons  	argv += 2;  	if (argc <= 0) -	{ -		cmd_usage(cmdtp); -		return 1; -	} +		return cmd_usage(cmdtp);  	while (argc > 0) {  		addr = simple_strtoul(*argv, NULL, 16); @@ -549,12 +537,10 @@ static int do_onenand(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]  	c = find_cmd_tbl(argv[0], &cmd_onenand_sub[0], ARRAY_SIZE(cmd_onenand_sub)); -	if (c) { -		return  c->cmd(cmdtp, flag, argc, argv); -	} else { -		cmd_usage(cmdtp); -		return 1; -	} +	if (c) +		return c->cmd(cmdtp, flag, argc, argv); +	else +		return cmd_usage(cmdtp);  }  U_BOOT_CMD( diff --git a/common/cmd_otp.c b/common/cmd_otp.c index a8c73b5a8..43f7c69f7 100644 --- a/common/cmd_otp.c +++ b/common/cmd_otp.c @@ -88,8 +88,7 @@ int do_otp(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	if (argc < 4) {   usage: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	prompt_user = false; diff --git a/common/cmd_pci.c b/common/cmd_pci.c index 358ca60b8..4bde05991 100644 --- a/common/cmd_pci.c +++ b/common/cmd_pci.c @@ -534,8 +534,7 @@ int do_pci (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	return 1;   usage: -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  /***************************************************/ diff --git a/common/cmd_portio.c b/common/cmd_portio.c index 92d61d206..4f2f4997b 100644 --- a/common/cmd_portio.c +++ b/common/cmd_portio.c @@ -43,13 +43,12 @@ int do_portio_out (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	uint size = out_last_size;  	uint value = out_last_value; -	if (argc != 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 3) +		return cmd_usage(cmdtp);  	if ((flag & CMD_FLAG_REPEAT) == 0) { -		/* New command specified.  Check for a size specification. +		/* +		 * New command specified.  Check for a size specification.  		 * Defaults to long if no or incorrect specification.  		 */  		size = cmd_get_data_size (argv[0], 1); @@ -102,13 +101,12 @@ int do_portio_in (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	uint addr = in_last_addr;  	uint size = in_last_size; -	if (argc != 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 2) +		return cmd_usage(cmdtp);  	if ((flag & CMD_FLAG_REPEAT) == 0) { -		/* New command specified.  Check for a size specification. +		/* +		 * New command specified.  Check for a size specification.  		 * Defaults to long if no or incorrect specification.  		 */  		size = cmd_get_data_size (argv[0], 1); diff --git a/common/cmd_reiser.c b/common/cmd_reiser.c index 2133a1fa4..ced1d4095 100644 --- a/common/cmd_reiser.c +++ b/common/cmd_reiser.c @@ -56,10 +56,9 @@ int do_reiserls (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	block_dev_desc_t *dev_desc=NULL;  	int part_length; -	if (argc < 3) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp); +  	dev = (int)simple_strtoul (argv[2], &ep, 16);  	dev_desc = get_dev(argv[1],dev); @@ -150,8 +149,7 @@ int do_reiserload (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	if (!filename) { diff --git a/common/cmd_sata.c b/common/cmd_sata.c index 7be58e57c..7efa8597a 100644 --- a/common/cmd_sata.c +++ b/common/cmd_sata.c @@ -77,8 +77,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	switch (argc) {  	case 0:  	case 1: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	case 2:  		if (strncmp(argv[1],"inf", 3) == 0) {  			int i; @@ -115,8 +114,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			}  			return rc;  		} -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	case 3:  		if (strncmp(argv[1], "dev", 3) == 0) {  			int dev = (int)simple_strtoul(argv[2], NULL, 10); @@ -147,8 +145,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  			}  			return rc;  		} -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	default: /* at least 4 args */  		if (strcmp(argv[1], "read") == 0) { @@ -184,8 +181,7 @@ int do_sata(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  				n, (n == cnt) ? "OK" : "ERROR");  			return (n == cnt) ? 0 : 1;  		} else { -			cmd_usage(cmdtp); -			rc = 1; +			return cmd_usage(cmdtp);  		}  		return rc; diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c index 5b2df28dd..6b937f9ad 100644 --- a/common/cmd_scsi.c +++ b/common/cmd_scsi.c @@ -229,8 +229,7 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		boot_device = argv[2];  		break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	if (!boot_device) { @@ -346,7 +345,8 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  {  	switch (argc) {      case 0: -    case 1:	cmd_usage(cmdtp);	return 1; +    case 1:	return cmd_usage(cmdtp); +      case 2:  			if (strncmp(argv[1],"res",3) == 0) {  				printf("\nReset SCSI\n"); @@ -392,8 +392,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  					printf("\nno SCSI devices available\n");  				return 1;  			} -			cmd_usage(cmdtp); -			return 1; +			return cmd_usage(cmdtp);  	case 3:  			if (strncmp(argv[1],"dev",3) == 0) {  				int dev = (int)simple_strtoul(argv[2], NULL, 10); @@ -421,8 +420,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  				}  				return 1;  			} -			cmd_usage(cmdtp); -			return 1; +			return cmd_usage(cmdtp);      default:  			/* at least 4 args */  			if (strcmp(argv[1],"read") == 0) { @@ -437,8 +435,7 @@ int do_scsi (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  				return 0;  			}  	} /* switch */ -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  /**************************************************************************************** diff --git a/common/cmd_setexpr.c b/common/cmd_setexpr.c index b3e489fbe..1ff12329b 100644 --- a/common/cmd_setexpr.c +++ b/common/cmd_setexpr.c @@ -57,10 +57,8 @@ int do_setexpr(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	int w;  	/* Validate arguments */ -	if ((argc != 5) || (strlen(argv[3]) != 1)) { -		cmd_usage(cmdtp); -		return 1; -	} +	if ((argc != 5) || (strlen(argv[3]) != 1)) +		return cmd_usage(cmdtp);  	w = cmd_get_data_size(argv[0], 4); diff --git a/common/cmd_sf.c b/common/cmd_sf.c index 4826e9f5f..6e7be818e 100644 --- a/common/cmd_sf.c +++ b/common/cmd_sf.c @@ -177,8 +177,7 @@ static int do_spi_flash(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[  		return do_spi_flash_erase(argc - 1, argv + 1);  usage: -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  U_BOOT_CMD( diff --git a/common/cmd_strings.c b/common/cmd_strings.c index bbbb6b4da..144a6c18d 100644 --- a/common/cmd_strings.c +++ b/common/cmd_strings.c @@ -14,10 +14,8 @@ static char *start_addr, *last_addr;  int do_strings(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  { -	if (argc == 1) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc == 1) +		return cmd_usage(cmdtp);  	if ((flag & CMD_FLAG_REPEAT) == 0) {  		start_addr = (char *)simple_strtoul(argv[1], NULL, 16); diff --git a/common/cmd_ubi.c b/common/cmd_ubi.c index 2faf8d82c..77ca0a5f2 100644 --- a/common/cmd_ubi.c +++ b/common/cmd_ubi.c @@ -442,10 +442,8 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  	ulong addr = 0;  	int err = 0; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	if (mtdparts_init() != 0) {  		printf("Error initializing mtdparts!\n"); @@ -471,10 +469,8 @@ static int do_ubi(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  			return 0;  		} -		if (argc < 3) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (argc < 3) +			return cmd_usage(cmdtp);  		/* todo: get dev number for NAND... */  		ubi_dev.nr = 0; diff --git a/common/cmd_ubifs.c b/common/cmd_ubifs.c index 9017041af..2cab793e6 100644 --- a/common/cmd_ubifs.c +++ b/common/cmd_ubifs.c @@ -47,10 +47,9 @@ int do_ubifs_mount(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	char *vol_name;  	int ret; -	if (argc != 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 2) +		return cmd_usage(cmdtp); +  	vol_name = argv[1];  	debug("Using volume %s\n", vol_name); @@ -102,25 +101,19 @@ int do_ubifs_load(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		return -1;  	} -	if (argc < 3) { -		cmd_usage(cmdtp); -		return -1; -	} +	if (argc < 3) +		return cmd_usage(cmdtp);  	addr = simple_strtoul(argv[1], &endp, 16); -	if (endp == argv[1]) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (endp == argv[1]) +		return cmd_usage(cmdtp);  	filename = argv[2];  	if (argc == 4) {  		size = simple_strtoul(argv[3], &endp, 16); -		if (endp == argv[3]) { -			cmd_usage(cmdtp); -			return 1; -		} +		if (endp == argv[3]) +			return cmd_usage(cmdtp);  	}  	debug("Loading file '%s' to address 0x%08x (size %d)\n", filename, addr, size); diff --git a/common/cmd_usb.c b/common/cmd_usb.c index 73d74ac05..dc63f244d 100644 --- a/common/cmd_usb.c +++ b/common/cmd_usb.c @@ -376,8 +376,7 @@ int do_usbboot(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		boot_device = argv[2];  		break;  	default: -		cmd_usage(cmdtp); -		return 1; +		return cmd_usage(cmdtp);  	}  	if (!boot_device) { @@ -516,10 +515,8 @@ int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  	block_dev_desc_t *stor_dev;  #endif -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	if ((strncmp(argv[1], "reset", 5) == 0) ||  		 (strncmp(argv[1], "start", 5) == 0)) { @@ -699,8 +696,7 @@ int do_usb(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  		return 0;  	}  #endif /* CONFIG_USB_STORAGE */ -	cmd_usage(cmdtp); -	return 1; +	return cmd_usage(cmdtp);  }  #ifdef CONFIG_USB_STORAGE diff --git a/common/cmd_vfd.c b/common/cmd_vfd.c index 1429d3116..18c14d1f3 100644 --- a/common/cmd_vfd.c +++ b/common/cmd_vfd.c @@ -49,10 +49,8 @@ int do_vfd (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])  {  	ulong bitmap; -	if (argc != 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc != 2) +		return cmd_usage(cmdtp);  	if (argv[1][0] == '/') {	/* select bitmap by number */  		bitmap = simple_strtoul(argv[1]+1, NULL, 10); diff --git a/common/command.c b/common/command.c index a1fc592c2..30a9801d9 100644 --- a/common/command.c +++ b/common/command.c @@ -153,7 +153,7 @@ int cmd_usage(cmd_tbl_t *cmdtp)  	puts (cmdtp->help);  	putc ('\n');  #endif	/* CONFIG_SYS_LONGHELP */ -	return 0; +	return 1;  }  #ifdef CONFIG_AUTO_COMPLETE diff --git a/common/hush.c b/common/hush.c index 8a74d225e..4dd9513b0 100644 --- a/common/hush.c +++ b/common/hush.c @@ -1694,10 +1694,8 @@ static int run_pipe_real(struct pipe *pi)  				}  #endif  				/* found - check max args */ -				if ((child->argc - i) > cmdtp->maxargs) { -					cmd_usage(cmdtp); -					return -1; -				} +				if ((child->argc - i) > cmdtp->maxargs) +					return cmd_usage(cmdtp);  #endif  				child->argv+=i;  /* XXX horrible hack */  #ifndef __U_BOOT__ diff --git a/common/main.c b/common/main.c index 20090ee6a..54ef79e26 100644 --- a/common/main.c +++ b/common/main.c @@ -1418,10 +1418,8 @@ int do_run (cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])  {  	int i; -	if (argc < 2) { -		cmd_usage(cmdtp); -		return 1; -	} +	if (argc < 2) +		return cmd_usage(cmdtp);  	for (i=1; i<argc; ++i) {  		char *arg; |