On Thu, Mar 14, 2013 at 01:16:25AM +0800, Zhang Yanfei wrote:
> From: Zhang Yanfei <[email protected]>
> 
> If size is zero, it is unnecessary to do the malloc operation.
> So checking size first is better than doing malloc first.
> 
> Signed-off-by: Zhang Yanfei <[email protected]>

Thanks, applied.

> ---
>  kexec/kexec.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/kexec/kexec.c b/kexec/kexec.c
> index 3ef6f0d..494c5b3 100644
> --- a/kexec/kexec.c
> +++ b/kexec/kexec.c
> @@ -76,9 +76,9 @@ static char *xstrdup(const char *str)
>  void *xmalloc(size_t size)
>  {
>       void *buf;
> -     buf = malloc(size);
>       if (!size)
>               return NULL;
> +     buf = malloc(size);
>       if (!buf) {
>               die("Cannot malloc %ld bytes: %s\n",
>                       size + 0UL, strerror(errno));
> -- 
> 1.7.1
> 

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