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authorAlex Shi <alex.shi@linaro.org>2016-01-14 22:26:03 +0800
committerAlex Shi <alex.shi@linaro.org>2016-01-14 22:26:03 +0800
commit8fa6d2e1fe937af9dbacb5aad8c43dbb67466fa0 (patch)
tree53b1cbcaec14e50f491e1cb1f20106c7a15c70e8 /net/ipv6/datagram.c
parent74bc3fe5f5fbb50d63fd002ce240cc7bca236db1 (diff)
parentf90ae1b62bedd8b57966a7be68855f2d43170db6 (diff)
Merge branch 'linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-androidlsk-v3.18-16.01-android
Diffstat (limited to 'net/ipv6/datagram.c')
-rw-r--r--net/ipv6/datagram.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 739721bd4754..3925b2f05414 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -168,8 +168,10 @@ ipv4_connected:
security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
- opt = flowlabel ? flowlabel->opt : np->opt;
+ rcu_read_lock();
+ opt = flowlabel ? flowlabel->opt : rcu_dereference(np->opt);
final_p = fl6_update_dst(&fl6, opt, &final);
+ rcu_read_unlock();
dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
err = 0;