[Beignet] [PATCH 1/2] fix global variable out of boundary writing in libocl.

[Zhigang Gong]

Nice catch, LGTM, thanks.

On Fri, Jun 12, 2015 at 09:10:00AM +0800, xionghu.luo at intel.com wrote:
> From: Luo Xionghu <xionghu.luo at intel.com>
> 
> need minus one when fill '\0' to sizeof char type array.
> 
> Signed-off-by: Luo Xionghu <xionghu.luo at intel.com>
> ---
>  src/cl_extensions.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/src/cl_extensions.c b/src/cl_extensions.c
> index adcf82e..6b82b96 100644
> --- a/src/cl_extensions.c
> +++ b/src/cl_extensions.c
> @@ -69,7 +69,7 @@ process_extension_str(cl_extensions_t *extensions)
>    int str_offset = 0;
>    int id;
>  
> -  extensions->ext_str[str_max] = '\0';
> +  extensions->ext_str[str_max-1] = '\0';
>  
>    for(id = 0; id < cl_khr_extension_id_max; id++)
>    {
> -- 
> 1.9.1
> 
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