Messages in this thread Patch in this message | | | Date | Thu, 20 Apr 2006 21:39:01 -0700 | From | Greg KH <> | Subject | [patch 11/22] IPV6: XFRM: Dont use old copy of pointer after pskb_may_pull(). |
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[IPV6] XFRM: Don't use old copy of pointer after pskb_may_pull().
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
--- net/ipv6/xfrm6_policy.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
--- linux-2.6.16.9.orig/net/ipv6/xfrm6_policy.c +++ linux-2.6.16.9/net/ipv6/xfrm6_policy.c @@ -193,7 +193,7 @@ _decode_session6(struct sk_buff *skb, st { u16 offset = sizeof(struct ipv6hdr); struct ipv6hdr *hdr = skb->nh.ipv6h; - struct ipv6_opt_hdr *exthdr = (struct ipv6_opt_hdr*)(skb->nh.raw + offset); + struct ipv6_opt_hdr *exthdr; u8 nexthdr = skb->nh.ipv6h->nexthdr; memset(fl, 0, sizeof(struct flowi)); @@ -201,6 +201,8 @@ _decode_session6(struct sk_buff *skb, st ipv6_addr_copy(&fl->fl6_src, &hdr->saddr); while (pskb_may_pull(skb, skb->nh.raw + offset + 1 - skb->data)) { + exthdr = (struct ipv6_opt_hdr*)(skb->nh.raw + offset); + switch (nexthdr) { case NEXTHDR_ROUTING: case NEXTHDR_HOP: -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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