diff options
Diffstat (limited to 'net/core/filter.c')
| -rw-r--r-- | net/core/filter.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/net/core/filter.c b/net/core/filter.c index 55bfc941d17a..76f1d99640e2 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -5304,7 +5304,13 @@ __bpf_skc_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len, struct net *net; int sdif; - family = len == sizeof(tuple->ipv4) ? AF_INET : AF_INET6; + if (len == sizeof(tuple->ipv4)) + family = AF_INET; + else if (len == sizeof(tuple->ipv6)) + family = AF_INET6; + else + return NULL; + if (unlikely(family == AF_UNSPEC || flags || !((s32)netns_id < 0 || netns_id <= S32_MAX))) goto out; |