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authorDavid S. Miller <davem@davemloft.net>2018-06-13 14:04:48 -0700
committerDavid S. Miller <davem@davemloft.net>2018-06-13 14:04:48 -0700
commit60d061e3470357b902c74f811772b2effc9ec5a0 (patch)
tree84d75691d70cfd2cc2fc9c29ddf7abf79ca46cb6 /include/linux
parent57f230ab04d2910a06d17d988f1c4d7586a59113 (diff)
parent21ba8847f857028dc83a0f341e16ecc616e34740 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says: ==================== Netfilter fixes for net The following patchset contains Netfilter patches for your net tree: 1) Fix NULL pointer dereference from nf_nat_decode_session() if NAT is not loaded, from Prashant Bhole. 2) Fix socket extension module autoload. 3) Don't bogusly reject sets with the NFT_SET_EVAL flag set on from the dynset extension. 4) Fix races with nf_tables module removal and netns exit path, patches from Florian Westphal. 5) Don't hit BUG_ON if jumpstack goes too deep, instead hit WARN_ON_ONCE, from Taehee Yoo. 6) Another NULL pointer dereference from ctnetlink, again if NAT is not loaded, from Florian Westphal. 7) Fix x_tables match list corruption in xt_connmark module removal path, also from Florian. 8) nf_conncount doesn't properly deal with conntrack zones, hence garbage collector may get rid of entries in a different zone. From Yi-Hung Wei. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/netfilter.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index 04551af2ff23..dd2052f0efb7 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -345,7 +345,7 @@ nf_nat_decode_session(struct sk_buff *skb, struct flowi *fl, u_int8_t family)
rcu_read_lock();
nat_hook = rcu_dereference(nf_nat_hook);
- if (nat_hook->decode_session)
+ if (nat_hook && nat_hook->decode_session)
nat_hook->decode_session(skb, fl);
rcu_read_unlock();
#endif