From 6ebf476f4280ccc3f42fe1330d05bb25436c6549 Mon Sep 17 00:00:00 2001
From: Randy Dunlap <rddunlap@osdl.org>
Date: Wed, 15 Oct 2003 08:33:53 -0700
Subject: [PATCH] [NET]: Grab RTNL semaphore in init_netdev() if we call
 dev_alloc_name().

---
 drivers/net/net_init.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/net_init.c b/drivers/net/net_init.c
index 968af8bf19298..0a5706e6c41d1 100644
--- a/drivers/net/net_init.c
+++ b/drivers/net/net_init.c
@@ -148,11 +148,14 @@ static struct net_device *init_netdev(struct net_device *dev, int sizeof_priv,
 	 
 	if (dev->name[0] == '\0' || dev->name[0] == ' ') {
 		strcpy(dev->name, mask);
+		rtnl_lock();
 		if (dev_alloc_name(dev, mask)<0) {
+			rtnl_unlock();
 			if (new_device)
 				kfree(dev);
 			return NULL;
 		}
+		rtnl_unlock();
 	}
 
 	netdev_boot_setup_check(dev);
-- 
2.53.0