From 9dd3245a2ac1834797191072705015e6a12f55bf Mon Sep 17 00:00:00 2001
From: Herbert Xu <herbert@gondor.apana.org.au>
Date: Sun, 30 Dec 2007 21:10:30 -0800
Subject: [IPSEC]: Move all calls to xfrm_audit_state_icvfail to xfrm_input
Let's nip the code duplication in the bud :)
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
net/ipv4/ah4.c | 4 +---
net/ipv4/esp4.c | 1 -
net/ipv6/ah6.c | 4 +---
net/ipv6/esp6.c | 1 -
net/xfrm/xfrm_input.c | 5 ++++-
5 files changed, 6 insertions(+), 9 deletions(-)
(limited to 'net')
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index ec8de0aa20ec..d76803a3dcae 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -179,10 +179,8 @@ static int ah_input(struct xfrm_state *x, struct sk_buff *skb)
err = ah_mac_digest(ahp, skb, ah->auth_data);
if (err)
goto unlock;
- if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len)) {
- xfrm_audit_state_icvfail(x, skb, IPPROTO_AH);
+ if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len))
err = -EBADMSG;
- }
}
unlock:
spin_unlock(&x->lock);
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index b334c7619c08..28ea5c77ca23 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -191,7 +191,6 @@ static int esp_input(struct xfrm_state *x, struct sk_buff *skb)
BUG();
if (unlikely(memcmp(esp->auth.work_icv, sum, alen))) {
- xfrm_audit_state_icvfail(x, skb, IPPROTO_ESP);
err = -EBADMSG;
goto unlock;
}
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 2d32772c87c3..fb0d07a15e93 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -380,10 +380,8 @@ static int ah6_input(struct xfrm_state *x, struct sk_buff *skb)
err = ah_mac_digest(ahp, skb, ah->auth_data);
if (err)
goto unlock;
- if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len)) {
- xfrm_audit_state_icvfail(x, skb, IPPROTO_AH);
+ if (memcmp(ahp->work_icv, auth_data, ahp->icv_trunc_len))
err = -EBADMSG;
- }
}
unlock:
spin_unlock(&x->lock);
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index e10f10bfe2c9..5bd5292ad9fa 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -186,7 +186,6 @@ static int esp6_input(struct xfrm_state *x, struct sk_buff *skb)
BUG();
if (unlikely(memcmp(esp->auth.work_icv, sum, alen))) {
- xfrm_audit_state_icvfail(x, skb, IPPROTO_ESP);
ret = -EBADMSG;
goto unlock;
}
diff --git a/net/xfrm/xfrm_input.c b/net/xfrm/xfrm_input.c
index 1b250f33ad5b..039e7019c48a 100644
--- a/net/xfrm/xfrm_input.c
+++ b/net/xfrm/xfrm_input.c
@@ -186,8 +186,11 @@ int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type)
resume:
spin_lock(&x->lock);
if (nexthdr <= 0) {
- if (nexthdr == -EBADMSG)
+ if (nexthdr == -EBADMSG) {
+ xfrm_audit_state_icvfail(x, skb,
+ x->type->proto);
x->stats.integrity_failed++;
+ }
XFRM_INC_STATS(LINUX_MIB_XFRMINSTATEPROTOERROR);
goto drop_unlock;
}
--
cgit v1.2.3