diff options
Diffstat (limited to 'net/packet/af_packet.c')
| -rw-r--r-- | net/packet/af_packet.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 00189a3b07f2..345e38058ae5 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1582,7 +1582,7 @@ static int fanout_set_data(struct packet_sock *po, char __user *data, return fanout_set_data_ebpf(po, data, len); default: return -EINVAL; - }; + } } static void fanout_release_data(struct packet_fanout *f) @@ -1591,7 +1591,7 @@ static void fanout_release_data(struct packet_fanout *f) case PACKET_FANOUT_CBPF: case PACKET_FANOUT_EBPF: __fanout_set_data_bpf(f, NULL); - }; + } } static bool __fanout_id_is_free(struct sock *sk, u16 candidate_id) @@ -2881,6 +2881,8 @@ static int packet_snd(struct socket *sock, struct msghdr *msg, size_t len) goto out_free; } else if (reserve) { skb_reserve(skb, -reserve); + if (len < reserve) + skb_reset_network_header(skb); } /* Returns -EFAULT on error */ |