aboutsummaryrefslogtreecommitdiff
path: root/net/ipv4/ah4.c
diff options
context:
space:
mode:
authorDave Airlie <airlied@redhat.com>2013-02-08 12:10:18 +1000
committerDave Airlie <airlied@redhat.com>2013-02-08 12:10:18 +1000
commit6dc1c49da6dd3bf020a66b2a135b9625ac01c2c7 (patch)
tree38a6c5d4896de01449e9d224088ae223161fcd3c /net/ipv4/ah4.c
parentcd17ef4114ad5c514b17e6a0bb02a309ab90b692 (diff)
parent5845b81bdad374f98f809a658ec747d92c9595c4 (diff)
Merge branch 'fbcon-locking-fixes' of ssh://people.freedesktop.org/~airlied/linux into drm-next
This pulls in most of Linus tree up to -rc6, this fixes the worst lockdep reported issues and re-enables fbcon lockdep. (not the fbcon maintainer) * 'fbcon-locking-fixes' of ssh://people.freedesktop.org/~airlied/linux: (529 commits) Revert "Revert "console: implement lockdep support for console_lock"" fbcon: fix locking harder fb: Yet another band-aid for fixing lockdep mess fb: rework locking to fix lock ordering on takeover
Diffstat (limited to 'net/ipv4/ah4.c')
-rw-r--r--net/ipv4/ah4.c18
1 files changed, 14 insertions, 4 deletions
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index a0d8392491c..a69b4e4a02b 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -269,7 +269,11 @@ static void ah_input_done(struct crypto_async_request *base, int err)
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, ihl);
__skb_pull(skb, ah_hlen + ihl);
- skb_set_transport_header(skb, -ihl);
+
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -ihl);
out:
kfree(AH_SKB_CB(skb)->tmp);
xfrm_input_resume(skb, err);
@@ -381,7 +385,10 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
skb->network_header += ah_hlen;
memcpy(skb_network_header(skb), work_iph, ihl);
__skb_pull(skb, ah_hlen + ihl);
- skb_set_transport_header(skb, -ihl);
+ if (x->props.mode == XFRM_MODE_TUNNEL)
+ skb_reset_transport_header(skb);
+ else
+ skb_set_transport_header(skb, -ihl);
err = nexthdr;
@@ -413,9 +420,12 @@ static void ah4_err(struct sk_buff *skb, u32 info)
if (!x)
return;
- if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH)
+ if (icmp_hdr(skb)->type == ICMP_DEST_UNREACH) {
+ atomic_inc(&flow_cache_genid);
+ rt_genid_bump(net);
+
ipv4_update_pmtu(skb, net, info, 0, 0, IPPROTO_AH, 0);
- else
+ } else
ipv4_redirect(skb, net, 0, 0, IPPROTO_AH, 0);
xfrm_state_put(x);
}