Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6

[linux-beck.git] / net / ipv4 / ip_fragment.c

diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 91e3214073130596a2242d6ffd471c199cfde360..fbd5804b5d83a56d93fde16d898dd2880a7e6da1 100644 (file)
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -227,6 +227,8 @@ static inline struct ipq *ip_find(struct net *net, struct iphdr *iph, u32 user)
 
        arg.iph = iph;
        arg.user = user;
+
+       read_lock(&ip4_frags.lock);
        hash = ipqhashfn(iph->id, iph->saddr, iph->daddr, iph->protocol);
 
        q = inet_frag_find(&net->ipv4.frags, &ip4_frags, &arg, hash);