diff options
Diffstat (limited to 'net/ipv6/mip6.c')
| -rw-r--r-- | net/ipv6/mip6.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c index 7261c29898cb..6475baca63d2 100644 --- a/net/ipv6/mip6.c +++ b/net/ipv6/mip6.c @@ -172,7 +172,9 @@ static int mip6_destopt_output(struct xfrm_state *x, struct sk_buff *skb) len = ((char *)hao - (char *)dstopt) + sizeof(*hao); memcpy(&hao->addr, &iph->saddr, sizeof(hao->addr)); + spin_lock_bh(&x->lock); memcpy(&iph->saddr, x->coaddr, sizeof(iph->saddr)); + spin_unlock_bh(&x->lock); BUG_TRAP(len == x->props.header_len); dstopt->hdrlen = (x->props.header_len >> 3) - 1; @@ -381,7 +383,9 @@ static int mip6_rthdr_output(struct xfrm_state *x, struct sk_buff *skb) BUG_TRAP(rt2->rt_hdr.hdrlen == 2); memcpy(&rt2->addr, &iph->daddr, sizeof(rt2->addr)); + spin_lock_bh(&x->lock); memcpy(&iph->daddr, x->coaddr, sizeof(iph->daddr)); + spin_unlock_bh(&x->lock); return 0; } |