Michael Stefaniuc : mpr: Use offsetof for the size of structs with varlen arrays.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 3c3959cfd375667361197a5ab158429418f4eade
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=3c3959cfd375667361197a5ab158429418f4eade

Author: Michael Stefaniuc <mstefani at redhat.de>
Date:   Tue Mar  5 09:36:24 2013 +0100

mpr: Use offsetof for the size of structs with varlen arrays.

---

 dlls/mpr/pwcache.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/mpr/pwcache.c b/dlls/mpr/pwcache.c
index efd9c23..178d40f 100644
--- a/dlls/mpr/pwcache.c
+++ b/dlls/mpr/pwcache.c
@@ -298,8 +298,8 @@ UINT WINAPI WNetEnumCachedPasswords(
             continue;
 
         /* read the value data */
-        size = sizeof *entry - sizeof entry->abResource[0] + val_sz + data_sz;
-        entry = HeapAlloc( GetProcessHeap(), 0, sizeof *entry + val_sz + data_sz );
+        size = offsetof( PASSWORD_CACHE_ENTRY, abResource[val_sz + data_sz] );
+        entry = HeapAlloc( GetProcessHeap(), 0, size );
         memcpy( entry->abResource, val, val_sz );
         entry->cbEntry = size;
         entry->cbResource = val_sz;