diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/xfrm/espintcp.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/xfrm/espintcp.c b/net/xfrm/espintcp.c index 0a91b07f2b43..827ccdf2db57 100644 --- a/net/xfrm/espintcp.c +++ b/net/xfrm/espintcp.c @@ -15,6 +15,7 @@ static void handle_nonesp(struct espintcp_ctx *ctx, struct sk_buff *skb, { if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf || !sk_rmem_schedule(sk, skb, skb->truesize)) { + XFRM_INC_STATS(sock_net(sk), LINUX_MIB_XFRMINERROR); kfree_skb(skb); return; } @@ -59,6 +60,7 @@ static void espintcp_rcv(struct strparser *strp, struct sk_buff *skb) err = skb_copy_bits(skb, rxm->offset + 2, &data, 1); if (err < 0) { + XFRM_INC_STATS(sock_net(strp->sk), LINUX_MIB_XFRMINHDRERROR); kfree_skb(skb); return; } @@ -71,6 +73,7 @@ static void espintcp_rcv(struct strparser *strp, struct sk_buff *skb) /* drop other short messages */ if (unlikely(len <= sizeof(nonesp_marker))) { + XFRM_INC_STATS(sock_net(strp->sk), LINUX_MIB_XFRMINHDRERROR); kfree_skb(skb); return; } @@ -78,17 +81,20 @@ static void espintcp_rcv(struct strparser *strp, struct sk_buff *skb) err = skb_copy_bits(skb, rxm->offset + 2, &nonesp_marker, sizeof(nonesp_marker)); if (err < 0) { + XFRM_INC_STATS(sock_net(strp->sk), LINUX_MIB_XFRMINHDRERROR); kfree_skb(skb); return; } /* remove header, leave non-ESP marker/SPI */ if (!__pskb_pull(skb, rxm->offset + 2)) { + XFRM_INC_STATS(sock_net(strp->sk), LINUX_MIB_XFRMINERROR); kfree_skb(skb); return; } if (pskb_trim(skb, rxm->full_len - 2) != 0) { + XFRM_INC_STATS(sock_net(strp->sk), LINUX_MIB_XFRMINERROR); kfree_skb(skb); return; } |