From: Patrick McHardy <kaber@trash.net>
Date: Sun, 6 Jul 2008 22:49:08 +0000 (-0700)
Subject: net: fix dev_set_promiscuity() breakage
X-Git-Tag: v2.6.27-rc1~964^2~215
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4b5a698ef423eebc37cfacc6d3376d6dffd5bf83;p=platform%2Fkernel%2Flinux-stable.git

net: fix dev_set_promiscuity() breakage

Commit dad9b335 (netdevice: Fix promiscuity and allmulti overflow) broke
dev_set_promiscuity() by returning on success without reprogramming the
device.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/core/dev.c b/net/core/dev.c
index bfa9a6a..7593393 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2859,7 +2859,7 @@ int dev_set_promiscuity(struct net_device *dev, int inc)
 	int err;
 
 	err = __dev_set_promiscuity(dev, inc);
-	if (!err)
+	if (err < 0)
 		return err;
 	if (dev->flags != old_flags)
 		dev_set_rx_mode(dev);