diff options
Diffstat (limited to 'sys/netinet/in_gif.c')
| -rw-r--r-- | sys/netinet/in_gif.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sys/netinet/in_gif.c b/sys/netinet/in_gif.c index cc6b64d..b69346c 100644 --- a/sys/netinet/in_gif.c +++ b/sys/netinet/in_gif.c @@ -104,6 +104,8 @@ in_gif_output(ifp, family, m) int proto, error; u_int8_t tos; + GIF_LOCK_ASSERT(sc); + if (sin_src == NULL || sin_dst == NULL || sin_src->sin_family != AF_INET || sin_dst->sin_family != AF_INET) { |
