Commit 64424289 authored Jun 17, 2009 by Alexey Dobriyan Committed by Linus Torvalds Jun 18, 2009

ipcns: remove useless get/put while CLONE_NEWIPC



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@gmail.com>
Acked-by: Serge Hallyn <serue@us.ibm.com>
Reviewed-by: WANG Cong <xiyou.wangcong@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 4c2a7e72

ipc/namespace.c

+1 −5

Original line number	Diff line number	Diff line
		@@ -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;
		}