From 9d6dda32c7570bbf189cf74fbc36338d0a94e999 Mon Sep 17 00:00:00 2001
From: Pavel Emelyanov <xemul@openvz.org>
Date: Mon, 15 Oct 2007 12:55:33 -0700
Subject: [PATCH] [NETNS]: Don't panic on creating the namespace's loopback
When the loopback device is failed to initialize inside the new
namespaces, panic() is called. Do not do it when the namespace
in question is not the init_net.
Plus cleanup the error path a bit.
Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/loopback.c | 11 +++++------
1 file changed, 5 insertions(+), 6 deletions(-)
diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index be25aa33971c..662b8d16803c 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -265,17 +265,16 @@ static __net_init int loopback_net_init(struct net *net)
if (err)
goto out_free_netdev;
- err = 0;
net->loopback_dev = dev;
+ return 0;
-out:
- if (err)
- panic("loopback: Failed to register netdevice: %d\n", err);
- return err;
out_free_netdev:
free_netdev(dev);
- goto out;
+out:
+ if (net == &init_net)
+ panic("loopback: Failed to register netdevice: %d\n", err);
+ return err;
}
static __net_exit void loopback_net_exit(struct net *net)