[IPV4]: Fix GRE tunnel device init.

3e554df4 · Michal Ludvig · David S. Miller · 6e05ae23 · 3e554df4
Commit 3e554df4 authored Sep 24, 2003 by Michal Ludvig Committed by David S. Miller Sep 24, 2003
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net/ipv4/ip_gre.c net/ipv4/ip_gre.c +5 -1

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--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -271,13 +271,17 @@ static struct ip_tunnel * ipgre_tunnel_locate(struct ip_tunnel_parm *parms, int
 	}

 	dev = alloc_netdev(sizeof(*t), name, ipgre_tunnel_setup);
+	if (!dev)
+	  return NULL;
+
+	dev->init = ipgre_tunnel_init;
+
 	if (register_netdevice(dev) < 0) {
 		kfree(dev);
 		goto failed;
 	}

 	nt = dev->priv;
-	dev->init = ipgre_tunnel_init;
 	nt->parms = *parms;

 	dev_hold(dev);