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net: avoid a dev refcount in ip_mc_find_dev()

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We hold RTNL in ip_mc_find_dev(), no need to touch device refcount.

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2010-10-19 00:39:18 +00:00
committed by David S. Miller
parent 5d6076bb2e
commit 9e917dca74
2 changed files with 3 additions and 3 deletions
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net/ipv4/fib_frontend.c
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@@ -153,7 +153,7 @@ static void fib_flush(struct net *net)
* @addr: the source address
* @devref: if true, take a reference on the found device
*
* If a caller uses devref=false, it should be protected by RCU
* If a caller uses devref=false, it should be protected by RCU, or RTNL
*/
struct net_device *__ip_dev_find(struct net *net, __be32 addr, bool devref)
{