From 562e3a8a2652dd960d5d76208c723f717e47330e Mon Sep 17 00:00:00 2001
From: Justus Winter <4winter@informatik.uni-hamburg.de>
Date: Wed, 20 Nov 2013 11:47:44 +0100
Subject: fatfs: fix error handling in diskfs_get_directs

Found using the Clang Static Analyzer.

* fatfs/dir.c (diskfs_get_directs): Fix error handling.
---
 fatfs/dir.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'fatfs')

diff --git a/fatfs/dir.c b/fatfs/dir.c
index 60fc898c..5a38c63a 100644
--- a/fatfs/dir.c
+++ b/fatfs/dir.c
@@ -865,6 +865,8 @@ diskfs_get_directs (struct node *dp,
   err = vm_map (mach_task_self (),
                 &buf, buflen, 0, 1, memobj, 0, 0, prot, prot, 0);
   mach_port_deallocate (mach_task_self (), memobj);
+  if (err)
+    return err;
 
   bufp = buf;
   for (i = 0; i < entry; i ++)
-- 
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