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Subject[patch 42/43] NET: net_namespace, fix lock imbalance
2.6.28-stable review patch.  If anyone has any objections, please let us know.

------------------

From: Jiri Slaby <jirislaby@gmail.com>

commit 357f5b0b91054ae23385ea4b0634bb8b43736e83 upstream.

register_pernet_gen_subsys omits mutex_unlock in one fail path.
Fix it.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
net/core/net_namespace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -342,8 +342,8 @@ 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);


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