1 files changed, 3 insertions, 0 deletions

diff --git a/kernel/fork.c b/kernel/fork.c
index f942a33d4c6..03fcb141044 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -49,6 +49,7 @@
 #include <linux/audit.h>
 #include <linux/memcontrol.h>
 #include <linux/ftrace.h>
+#include <linux/proc_fs.h>
 #include <linux/profile.h>
 #include <linux/rmap.h>
 #include <linux/ksm.h>
@@ -1383,6 +1384,8 @@ bad_fork_cleanup_io:
         if (p->io_context)
                 exit_io_context(p);
 bad_fork_cleanup_namespaces:
+        if (unlikely(clone_flags & CLONE_NEWPID))
+                pid_ns_release_proc(p->nsproxy->pid_ns);
         exit_task_namespaces(p);
 bad_fork_cleanup_mm:
         if (p->mm) {