diff options
| -rw-r--r-- | drivers/mtd/spi/spi_flash.c | 12 | 
1 files changed, 11 insertions, 1 deletions
| diff --git a/drivers/mtd/spi/spi_flash.c b/drivers/mtd/spi/spi_flash.c index a3298506c..51142d8f1 100644 --- a/drivers/mtd/spi/spi_flash.c +++ b/drivers/mtd/spi/spi_flash.c @@ -254,8 +254,18 @@ int spi_flash_read_common(struct spi_flash *flash, const u8 *cmd,  	struct spi_slave *spi = flash->spi;  	int ret; -	spi_claim_bus(spi); +	ret = spi_claim_bus(flash->spi); +	if (ret) { +		debug("SF: unable to claim SPI bus\n"); +		return ret; +	} +  	ret = spi_flash_cmd_read(spi, cmd, cmd_len, data, data_len); +	if (ret < 0) { +		debug("SF: read cmd failed\n"); +		return ret; +	} +  	spi_release_bus(spi);  	return ret; |