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Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 5a7f20f78574..26090621ea6b 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2577,7 +2577,7 @@ unsigned dev_get_flags(const struct net_device *dev)
2577 2577
2578int dev_change_flags(struct net_device *dev, unsigned flags) 2578int dev_change_flags(struct net_device *dev, unsigned flags)
2579{ 2579{
2580 int ret; 2580 int ret, changes;
2581 int old_flags = dev->flags; 2581 int old_flags = dev->flags;
2582 2582
2583 /* 2583 /*
@@ -2632,8 +2632,10 @@ int dev_change_flags(struct net_device *dev, unsigned flags)
2632 dev_set_allmulti(dev, inc); 2632 dev_set_allmulti(dev, inc);
2633 } 2633 }
2634 2634
2635 if (old_flags ^ dev->flags) 2635 /* Exclude state transition flags, already notified */
2636 rtmsg_ifinfo(RTM_NEWLINK, dev, old_flags ^ dev->flags); 2636 changes = (old_flags ^ dev->flags) & ~(IFF_UP | IFF_RUNNING);
2637 if (changes)
2638 rtmsg_ifinfo(RTM_NEWLINK, dev, changes);
2637 2639
2638 return ret; 2640 return ret;
2639} 2641}