[U-Boot] [PATCH 1/3] sf: ops: Squash the malloc+memset combo

Jagan Teki jagannadh.teki at gmail.com
Fri Jan 17 15:45:53 CET 2014


On Fri, Jan 17, 2014 at 8:13 PM, Marek Vasut <marex at denx.de> wrote:
> On Friday, January 17, 2014 at 03:41:45 PM, Jagannadha Sutradharudu Teki wrote:
>> Squash the malloc()+memset() combo in favor of calloc().
>>
>> Signed-off-by: Jagannadha Sutradharudu Teki <jaganna at xilinx.com>
>> Cc: Marek Vasut <marex at denx.de>
>> ---
>>  drivers/mtd/spi/sf_ops.c | 3 +--
>>  1 file changed, 1 insertion(+), 2 deletions(-)
>>
>> diff --git a/drivers/mtd/spi/sf_ops.c b/drivers/mtd/spi/sf_ops.c
>> index 1f1bb36..9650486 100644
>> --- a/drivers/mtd/spi/sf_ops.c
>> +++ b/drivers/mtd/spi/sf_ops.c
>> @@ -381,8 +381,7 @@ int spi_flash_cmd_read_ops(struct spi_flash *flash, u32
>> offset, }
>>
>>       cmdsz = SPI_FLASH_CMD_LEN + flash->dummy_byte;
>> -     cmd = malloc(cmdsz);
>> -     memset(cmd, 0, cmdsz);
>> +     cmd = calloc(1, cmdsz);
>>
>>       cmd[0] = flash->read_cmd;
>
> What exactly will happen here when calloc() fails ? :-)
>
> (that means, please check the return value ;-) )
>
Yes - will take care that. thanks!

-- 
Jagan.


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