aboutsummaryrefslogtreecommitdiffstats
path: root/net/ipv6/xfrm6_input.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/ipv6/xfrm6_input.c')
-rw-r--r--net/ipv6/xfrm6_input.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c
index 02f69e544f6f..596a730294ec 100644
--- a/net/ipv6/xfrm6_input.c
+++ b/net/ipv6/xfrm6_input.c
@@ -16,7 +16,7 @@
16#include <net/ipv6.h> 16#include <net/ipv6.h>
17#include <net/xfrm.h> 17#include <net/xfrm.h>
18 18
19int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi) 19int xfrm6_rcv_spi(struct sk_buff *skb, int nexthdr, __be32 spi)
20{ 20{
21 int err; 21 int err;
22 __be32 seq; 22 __be32 seq;
@@ -24,11 +24,9 @@ int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi)
24 struct xfrm_state *x; 24 struct xfrm_state *x;
25 int xfrm_nr = 0; 25 int xfrm_nr = 0;
26 int decaps = 0; 26 int decaps = 0;
27 int nexthdr;
28 unsigned int nhoff; 27 unsigned int nhoff;
29 28
30 nhoff = IP6CB(skb)->nhoff; 29 nhoff = IP6CB(skb)->nhoff;
31 nexthdr = skb_network_header(skb)[nhoff];
32 30
33 seq = 0; 31 seq = 0;
34 if (!spi && (err = xfrm_parse_spi(skb, nexthdr, &spi, &seq)) != 0) 32 if (!spi && (err = xfrm_parse_spi(skb, nexthdr, &spi, &seq)) != 0)
@@ -41,7 +39,7 @@ int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi)
41 goto drop; 39 goto drop;
42 40
43 x = xfrm_state_lookup((xfrm_address_t *)&iph->daddr, spi, 41 x = xfrm_state_lookup((xfrm_address_t *)&iph->daddr, spi,
44 nexthdr != IPPROTO_IPIP ? nexthdr : IPPROTO_IPV6, AF_INET6); 42 nexthdr, AF_INET6);
45 if (x == NULL) 43 if (x == NULL)
46 goto drop; 44 goto drop;
47 spin_lock(&x->lock); 45 spin_lock(&x->lock);
@@ -135,7 +133,8 @@ EXPORT_SYMBOL(xfrm6_rcv_spi);
135 133
136int xfrm6_rcv(struct sk_buff *skb) 134int xfrm6_rcv(struct sk_buff *skb)
137{ 135{
138 return xfrm6_rcv_spi(skb, 0); 136 return xfrm6_rcv_spi(skb, skb_network_header(skb)[IP6CB(skb)->nhoff],
137 0);
139} 138}
140 139
141EXPORT_SYMBOL(xfrm6_rcv); 140EXPORT_SYMBOL(xfrm6_rcv);