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

Alexey Dobriyan
2009-04-10T02:33:56Z

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>
---

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;
}