[PATCH 06/12] fatfs: fix error handling in diskfs_get_directs

[Justus Winter]

Found using the Clang Static Analyzer.

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

diff --git a/fatfs/dir.c b/fatfs/dir.c
index 60fc898..5a38c63 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 ++)
-- 
1.7.10.4