Acked-by: Jarno Rajahalme <[email protected]>

> On Apr 16, 2015, at 2:04 PM, Ben Pfaff <[email protected]> wrote:
> 
> Found by LLVM scan-build.
> 
> Reported-by: Kevin Lo <[email protected]>
> Signed-off-by: Ben Pfaff <[email protected]>
> ---
> lib/nx-match.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
> 
> diff --git a/lib/nx-match.c b/lib/nx-match.c
> index 4b72460..21f291c 100644
> --- a/lib/nx-match.c
> +++ b/lib/nx-match.c
> @@ -319,7 +319,9 @@ bad_len:
>                 b->size);
> error:
>     *header = 0;
> -    *field = NULL;
> +    if (field) {
> +        *field = NULL;
> +    }
>     return OFPERR_OFPBMC_BAD_LEN;
> }
> 
> -- 
> 2.1.3
> 
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