[PATCH 1/1] NET: net_namespace, fix lock imbalance

[Jiri Slaby]

register_pernet_gen_subsys omits mutex_unlock in one fail path.
Fix it.

Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Cc: David S. Miller <davem@xxxxxxxxxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---
 net/core/net_namespace.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 55cffad..55151fa 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -341,8 +341,8 @@ again:
 	rv = register_pernet_operations(first_device, ops);
 	if (rv < 0)
 		ida_remove(&net_generic_ids, *id);
-	mutex_unlock(&net_mutex);
 out:
+	mutex_unlock(&net_mutex);
 	return rv;
 }
 EXPORT_SYMBOL_GPL(register_pernet_gen_subsys);
-- 
1.6.1

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