diff options
Diffstat (limited to 'common/cmd_nvedit.c')
| -rw-r--r-- | common/cmd_nvedit.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/common/cmd_nvedit.c b/common/cmd_nvedit.c index 3fd8abc15..dcc93c19b 100644 --- a/common/cmd_nvedit.c +++ b/common/cmd_nvedit.c @@ -545,8 +545,7 @@ int envmatch (uchar *s1, int i2) static int do_env_default(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[]) { if ((argc != 2) || (strcmp(argv[1], "-f") != 0)) { - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } set_default_env("## Resetting to default environment\n"); return 0; @@ -633,15 +632,13 @@ static int do_env_export(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv sep = '\n'; break; default: - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } } } if (argc < 1) { - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } addr = (char *)simple_strtoul(argv[0], NULL, 16); @@ -744,15 +741,13 @@ static int do_env_import(cmd_tbl_t * cmdtp, int flag, int argc, char * const arg del = 1; break; default: - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } } } if (argc < 1) { - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } if (!fmt) @@ -848,6 +843,9 @@ static int do_env (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { cmd_tbl_t *cp; + if (argc < 2) + return cmd_usage(cmdtp); + /* drop initial "env" arg */ argc--; argv++; @@ -857,8 +855,7 @@ static int do_env (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (cp) return cp->cmd(cmdtp, flag, argc, argv); - cmd_usage(cmdtp); - return 1; + return cmd_usage(cmdtp); } U_BOOT_CMD( |