net: Use rtnl_lock_killable() in register_netdev() · b0f3debc9a - Gogs: Go Git Service GfA electronic

net: Use rtnl_lock_killable() in register_netdev()

This patch adds rtnl_lock_killable() to one of hot path
using rtnl_lock().

Signed-off-by: Kirill Tkhai <ktkhai@virtuozzo.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Kirill Tkhai 7 years ago

parent

79ffdfc652

commit

b0f3debc9a

1 changed files with 2 additions and 1 deletions

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							+ 2
							
							- 1
						
net/core/dev.c
							 
								View File
							
				@@ -8018,7 +8018,8 @@ int register_netdev(struct net_device *dev)
			
				 {
			
				 	int err;
			
				-	rtnl_lock();
			
				+	if (rtnl_lock_killable())
			
				+		return -EINTR;
			
				 	err = register_netdevice(dev);
			
				 	rtnl_unlock();
			
				 	return err;