diff --git a/fs/proc/namespaces.c b/fs/proc/namespaces.c
index 08dfd6a..6d2273d 100644
--- a/fs/proc/namespaces.c
+++ b/fs/proc/namespaces.c
@@ -203,7 +203,7 @@
 	d_set_d_op(dentry, &pid_dentry_operations);
 	d_add(dentry, inode);
 	/* Close the race of the process dying before we return the dentry */
-	if (pid_revalidate(dentry, NULL))
+	if (pid_revalidate(dentry, 0))
 		error = NULL;
 out:
 	return error;