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Diffstat (limited to 'net')
-rw-r--r--net/core/dev.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 96443055324..59ec811d2b5 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2521,6 +2521,8 @@ static void __dev_set_promiscuity(struct net_device *dev, int inc)
{
unsigned short old_flags = dev->flags;
+ ASSERT_RTNL();
+
if ((dev->promiscuity += inc) == 0)
dev->flags &= ~IFF_PROMISC;
else
@@ -2535,6 +2537,9 @@ static void __dev_set_promiscuity(struct net_device *dev, int inc)
dev->name, (dev->flags & IFF_PROMISC),
(old_flags & IFF_PROMISC),
audit_get_loginuid(current->audit_context));
+
+ if (dev->change_rx_flags)
+ dev->change_rx_flags(dev, IFF_PROMISC);
}
}
@@ -2573,11 +2578,16 @@ void dev_set_allmulti(struct net_device *dev, int inc)
{
unsigned short old_flags = dev->flags;
+ ASSERT_RTNL();
+
dev->flags |= IFF_ALLMULTI;
if ((dev->allmulti += inc) == 0)
dev->flags &= ~IFF_ALLMULTI;
- if (dev->flags ^ old_flags)
+ if (dev->flags ^ old_flags) {
+ if (dev->change_rx_flags)
+ dev->change_rx_flags(dev, IFF_ALLMULTI);
dev_set_rx_mode(dev);
+ }
}
/*
@@ -2778,6 +2788,8 @@ int dev_change_flags(struct net_device *dev, unsigned flags)
int ret, changes;
int old_flags = dev->flags;
+ ASSERT_RTNL();
+
/*
* Set the flags on our device.
*/
@@ -2792,6 +2804,9 @@ int dev_change_flags(struct net_device *dev, unsigned flags)
* Load in the correct multicast list now the flags have changed.
*/
+ if (dev->change_rx_flags && (dev->flags ^ flags) & IFF_MULTICAST)
+ dev->change_rx_flags(dev, IFF_MULTICAST);
+
dev_set_rx_mode(dev);
/*