[PATCH 2/3] Make get_pid_ns() return the namespace itself

[Pavel Emelianov <xemul@openvz.org>]

Make get_pid_ns() return the namespace itself to look like
the other getters and make the code using it look nicer.

Signed-off-by: Pavel Emelianov <xemul@openvz.org>
Acked-by: Cedric Le Goater <clg@fr.ibm.com>

---

diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h
index b9a17e0..ddb9a4c 100644
--- a/include/linux/pid_namespace.h
+++ b/include/linux/pid_namespace.h
@@ -24,9 +24,10 @@ struct pid_namespace {
 
 extern struct pid_namespace init_pid_ns;
 
-static inline void get_pid_ns(struct pid_namespace *ns)
+static inline struct pid_namespace *get_pid_ns(struct pid_namespace *ns)
 {
 	kref_get(&ns->kref);
+	return ns;
 }
 
 extern struct pid_namespace *copy_pid_ns(unsigned long flags, struct pid_namespace *ns);
-
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