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authorEric Dumazet <eric.dumazet@gmail.com>2010-09-15 04:04:31 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-09-16 05:06:05 (GMT)
commit95ae6b228f814fc0528d0506ee9f18ac333d6851 (patch)
treed5287f3dee478e1bd5fa79e63192447c5bc91e92 /net/core/dev.c
parent9e0064a5456fd75fd7c70f6f3692c7f732f91a65 (diff)
downloadlinux-fsl-qoriq-95ae6b228f814fc0528d0506ee9f18ac333d6851.tar.xz
ipv4: ip_ptr cleanups
dev->ip_ptr is protected by rtnl and rcu. Yet some places dont use appropriate primitives and/or locking rules. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/core/dev.c')
-rw-r--r--net/core/dev.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index fc2dc93..5bdce97 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5286,7 +5286,7 @@ void netdev_run_todo(void)
/* paranoia */
BUG_ON(atomic_read(&dev->refcnt));
- WARN_ON(dev->ip_ptr);
+ WARN_ON(rcu_dereference_raw(dev->ip_ptr));
WARN_ON(dev->ip6_ptr);
WARN_ON(dev->dn_ptr);