From df9c4a0166b351c20d8c89850880eee76fdecadf Mon Sep 17 00:00:00 2001
From: Daniel Micay <danielmicay@gmail.com>
Date: Tue, 26 Apr 2016 11:42:08 -0400
Subject: [PATCH] sdcard: avoid benign unsigned overflow

Change-Id: Id9427b4e01602bba31f8958b8d491b092b31482b
---
 sdcard/sdcard.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sdcard/sdcard.c b/sdcard/sdcard.c
index f86256195..f08c9d8b3 100644
--- a/sdcard/sdcard.c
+++ b/sdcard/sdcard.c
@@ -822,7 +822,8 @@ static int handle_forget(struct fuse* fuse, struct fuse_handler* handler,
             hdr->nodeid, node ? node->name : "?");
     if (node) {
         __u64 n = req->nlookup;
-        while (n--) {
+        while (n) {
+            n--;
             release_node_locked(node);
         }
     }