diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-05-14 15:23:13 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-05-14 15:23:13 +0200 |
| commit | 6b204283f2802a92cf91fc14c2c1b04e7295761b (patch) | |
| tree | e323818ac7f159c13f646fdf75bf0f016d7ae368 /net/core/dev.c | |
| parent | ffc505c0b99d6caf5b10d813f9a0ce3576f68996 (diff) | |
| parent | a0f5e3631b07cabf624e7d818df76d47d9d21017 (diff) | |
Merge branch 'imx/pinctrl' into imx/dt
Conflicts:
drivers/mmc/host/sdhci-esdhc-imx.c
drivers/net/ethernet/freescale/fec.c
drivers/spi/spi-imx.c
drivers/tty/serial/imx.c
This resolves some simply but annoying conflicts.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'net/core/dev.c')
| -rw-r--r-- | net/core/dev.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/net/core/dev.c b/net/core/dev.c index c25d453b2803..9bb8f87c4cda 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -1409,14 +1409,34 @@ EXPORT_SYMBOL(register_netdevice_notifier); * register_netdevice_notifier(). The notifier is unlinked into the * kernel structures and may then be reused. A negative errno code * is returned on a failure. + * + * After unregistering unregister and down device events are synthesized + * for all devices on the device list to the removed notifier to remove + * the need for special case cleanup code. */ int unregister_netdevice_notifier(struct notifier_block *nb) { + struct net_device *dev; + struct net *net; int err; rtnl_lock(); err = raw_notifier_chain_unregister(&netdev_chain, nb); + if (err) + goto unlock; + + for_each_net(net) { + for_each_netdev(net, dev) { + if (dev->flags & IFF_UP) { + nb->notifier_call(nb, NETDEV_GOING_DOWN, dev); + nb->notifier_call(nb, NETDEV_DOWN, dev); + } + nb->notifier_call(nb, NETDEV_UNREGISTER, dev); + nb->notifier_call(nb, NETDEV_UNREGISTER_BATCH, dev); + } + } +unlock: rtnl_unlock(); return err; } |