[PATCH] x86: Remove unnecessary res variable from efi_map_added

[Simon Horman]

On Thu, Mar 19, 2015 at 11:22:19AM +0900, Simon Horman wrote:
> gcc 4.9.1 tells me this variable is set but unused
> 
> Signed-off-by: Simon Horman <horms at verge.net.au>

I have queued this up.

> ---
>  kexec/arch/i386/kexec-x86-common.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/kexec/arch/i386/kexec-x86-common.c b/kexec/arch/i386/kexec-x86-common.c
> index bc622e9..3624192 100644
> --- a/kexec/arch/i386/kexec-x86-common.c
> +++ b/kexec/arch/i386/kexec-x86-common.c
> @@ -293,10 +293,10 @@ again:
>   * @return 1 if parameter is present, 0 if not or if an error occurs.
>   */
>  int efi_map_added( void ) {
> -	char buf[512], *res;
> +	char buf[512];
>  	FILE *fp = fopen( "/proc/cmdline", "r" );
>  	if( fp ) {
> -		res = fgets( buf, 512, fp );
> +		fgets( buf, 512, fp );
>  		fclose( fp );
>  		return strstr( buf, "add_efi_memmap" ) != NULL;
>  	} else {
> -- 
> 2.1.4
>