netdev - [PATCH net 1/2] net: delete duplicate dev_set_rx

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Date:	Sun, 15 Jun 2014 18:05:09 +0800
From:	Weiping Pan <panweiping3@...il.com>
To:	netdev@...r.kernel.org
Cc:	davem@...emloft.net, edumazet@...gle.com,
	Weiping Pan <panweiping3@...il.com>
Subject: [PATCH net 1/2] net: delete duplicate dev_set_rx_mode() call

In __dev_open(), it already calls dev_set_rx_mode().
and dev_set_rx_mode() has no effect for a net device which does not have
IFF_UP flag set.

So the call of dev_set_rx_mode() is duplicate in __dev_change_flags().

Signed-off-by: Weiping Pan <panweiping3@...il.com>
---
 net/core/dev.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/core/dev.c b/net/core/dev.c
index 30eedf6..002678f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -5434,9 +5434,6 @@ int __dev_change_flags(struct net_device *dev, unsigned int flags)
 	ret = 0;
 	if ((old_flags ^ flags) & IFF_UP) {	/* Bit is different  ? */
 		ret = ((old_flags & IFF_UP) ? __dev_close : __dev_open)(dev);
-
-		if (!ret)
-			dev_set_rx_mode(dev);
 	}
 
 	if ((flags ^ dev->gflags) & IFF_PROMISC) {
-- 
1.9.0

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