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| author | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-04-05 22:17:39 +0900 |
|---|---|---|
| committer | YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org> | 2008-04-05 22:35:14 +0900 |
| commit | 549e028d012fab01e5726943d4afecd0c33d64e6 (patch) | |
| tree | 75c13c1a31643cd24b0973db8b7cb65ddcdeaab1 /net/ipv6/ip6mr.c | |
| parent | 12802d058a003048104fe405a8d283b94ac50801 (diff) | |
| download | lwn-549e028d012fab01e5726943d4afecd0c33d64e6.tar.gz lwn-549e028d012fab01e5726943d4afecd0c33d64e6.zip | |
[IPV6] MROUTE: Use skb_tail_pointer(skb) instead of skb->tail.
This bug resulted in compilation error on 64bit machines.
Pointed out by Rami Rosen <roszenrami@gmail.com>.
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Diffstat (limited to 'net/ipv6/ip6mr.c')
| -rw-r--r-- | net/ipv6/ip6mr.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index 2b70774be61f..da673ef75e12 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -733,7 +733,7 @@ static void ip6mr_cache_resolve(struct mfc6_cache *uc, struct mfc6_cache *c) struct nlmsghdr *nlh = (struct nlmsghdr *)skb_pull(skb, sizeof(struct ipv6hdr)); if (ip6mr_fill_mroute(skb, c, NLMSG_DATA(nlh)) > 0) { - nlh->nlmsg_len = skb->tail - (u8 *)nlh; + nlh->nlmsg_len = skb_tail_pointer(skb) - (u8 *)nlh; } else { nlh->nlmsg_type = NLMSG_ERROR; nlh->nlmsg_len = NLMSG_LENGTH(sizeof(struct nlmsgerr)); @@ -1562,7 +1562,7 @@ ip6mr_fill_mroute(struct sk_buff *skb, struct mfc6_cache *c, struct rtmsg *rtm) int ct; struct rtnexthop *nhp; struct net_device *dev = vif6_table[c->mf6c_parent].dev; - u8 *b = skb->tail; + u8 *b = skb_tail_pointer(skb); struct rtattr *mp_head; if (dev) @@ -1582,7 +1582,7 @@ ip6mr_fill_mroute(struct sk_buff *skb, struct mfc6_cache *c, struct rtmsg *rtm) } } mp_head->rta_type = RTA_MULTIPATH; - mp_head->rta_len = skb->tail - (u8 *)mp_head; + mp_head->rta_len = skb_tail_pointer(skb) - (u8 *)mp_head; rtm->rtm_type = RTN_MULTICAST; return 1; |