[PATCH 03/30] ipcns: remove useless get/put while CLONE_NEWIPC

[Alexey Dobriyan]

copy_ipcs() doesn't actually copy anything. If new ipcns is created,
it's created from scratch, in this case get/put on old ipcns isn't needed.

Signed-off-by: Alexey Dobriyan <adobriyan@xxxxxxxxx>
---

 ipc/namespace.c |    6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

--- a/ipc/namespace.c
+++ b/ipc/namespace.c
@@ -50,15 +50,11 @@ struct ipc_namespace *copy_ipcs(unsigned long flags, struct ipc_namespace *ns)
 {
 	struct ipc_namespace *new_ns;
 
-	BUG_ON(!ns);
-	get_ipc_ns(ns);
-
 	if (!(flags & CLONE_NEWIPC))
-		return ns;
+		return get_ipc_ns(ns);
 
 	new_ns = clone_ipc_ns(ns);
 
-	put_ipc_ns(ns);
 	return new_ns;
 }
 
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