diff --git a/[refs] b/[refs]
index 84eb511f2c01..7f6c1af772d5 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 4a5d6ba1914d1bf1fcfb5e15834c29d84a879219
+refs/heads/master: 5c84342a3e147a23752276650340801c237d0e56
diff --git a/trunk/security/keys/keyctl.c b/trunk/security/keys/keyctl.c
index 74c968524592..60983f38852e 100644
--- a/trunk/security/keys/keyctl.c
+++ b/trunk/security/keys/keyctl.c
@@ -1319,6 +1319,7 @@ long keyctl_session_to_parent(void)
 already_same:
 	ret = 0;
 not_permitted:
+	write_unlock_irq(&tasklist_lock);
 	put_cred(cred);
 	return ret;