diff --git a/net/core/dev.c b/net/core/dev.c index e8eb2b478344..fd992c0f2717 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2918,6 +2918,12 @@ int netdev_set_master(struct net_device *slave, struct net_device *master) return 0; } +static void dev_change_rx_flags(struct net_device *dev, int flags) +{ + if (dev->flags & IFF_UP && dev->change_rx_flags) + dev->change_rx_flags(dev, flags); +} + static int __dev_set_promiscuity(struct net_device *dev, int inc) { unsigned short old_flags = dev->flags; @@ -2955,8 +2961,7 @@ static int __dev_set_promiscuity(struct net_device *dev, int inc) current->uid, current->gid, audit_get_sessionid(current)); - if (dev->change_rx_flags) - dev->change_rx_flags(dev, IFF_PROMISC); + dev_change_rx_flags(dev, IFF_PROMISC); } return 0; } @@ -3022,8 +3027,7 @@ int dev_set_allmulti(struct net_device *dev, int inc) } } if (dev->flags ^ old_flags) { - if (dev->change_rx_flags) - dev->change_rx_flags(dev, IFF_ALLMULTI); + dev_change_rx_flags(dev, IFF_ALLMULTI); dev_set_rx_mode(dev); } return 0; @@ -3347,8 +3351,8 @@ 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 && (old_flags ^ flags) & IFF_MULTICAST) - dev->change_rx_flags(dev, IFF_MULTICAST); + if ((old_flags ^ flags) & IFF_MULTICAST) + dev_change_rx_flags(dev, IFF_MULTICAST); dev_set_rx_mode(dev);