1 files changed, 1 insertions, 5 deletions

diff --git a/include/linux/pid_namespace.h b/include/linux/pid_namespace.h
index d82fe825d62f..38d10326246a 100644
--- a/include/linux/pid_namespace.h
+++ b/include/linux/pid_namespace.h
@@ -79,11 +79,7 @@ static inline void zap_pid_ns_processes(struct pid_namespace *ns)
 }
 #endif /* CONFIG_PID_NS */
 
-static inline struct pid_namespace *task_active_pid_ns(struct task_struct *tsk)
-{
-        return tsk->nsproxy->pid_ns;
-}
-
+extern struct pid_namespace *task_active_pid_ns(struct task_struct *tsk);
 void pidhash_init(void);
 void pidmap_init(void);