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authorArnaldo Carvalho de Melo <acme@redhat.com>2007-03-10 20:16:10 -0500
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 01:24:58 -0400
commitbbe735e4247dba32568a305553b010081c8dea99 (patch)
tree95d96619c85785a47ccee48965b68d99cf946854 /security
parente7dd65dafda5737a983c04d652a69ab8da78ee3f (diff)
[SK_BUFF]: Introduce skb_network_offset()
For the quite common 'skb->nh.raw - skb->data' sequence. Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/hooks.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index d41e24d6ae41..addb58501057 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2944,7 +2944,7 @@ static int selinux_parse_skb_ipv4(struct sk_buff *skb,
2944 int offset, ihlen, ret = -EINVAL; 2944 int offset, ihlen, ret = -EINVAL;
2945 struct iphdr _iph, *ih; 2945 struct iphdr _iph, *ih;
2946 2946
2947 offset = skb->nh.raw - skb->data; 2947 offset = skb_network_offset(skb);
2948 ih = skb_header_pointer(skb, offset, sizeof(_iph), &_iph); 2948 ih = skb_header_pointer(skb, offset, sizeof(_iph), &_iph);
2949 if (ih == NULL) 2949 if (ih == NULL)
2950 goto out; 2950 goto out;
@@ -3026,7 +3026,7 @@ static int selinux_parse_skb_ipv6(struct sk_buff *skb,
3026 int ret = -EINVAL, offset; 3026 int ret = -EINVAL, offset;
3027 struct ipv6hdr _ipv6h, *ip6; 3027 struct ipv6hdr _ipv6h, *ip6;
3028 3028
3029 offset = skb->nh.raw - skb->data; 3029 offset = skb_network_offset(skb);
3030 ip6 = skb_header_pointer(skb, offset, sizeof(_ipv6h), &_ipv6h); 3030 ip6 = skb_header_pointer(skb, offset, sizeof(_ipv6h), &_ipv6h);
3031 if (ip6 == NULL) 3031 if (ip6 == NULL)
3032 goto out; 3032 goto out;