Juan Lang : crypt32: Add an extra pointer alignment to avoid possible memory corruption.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 57b13b37d5bcec103fd39152db5adafca97cae0c
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=57b13b37d5bcec103fd39152db5adafca97cae0c

Author: Juan Lang <juan.lang at gmail.com>
Date:   Mon Oct  8 15:38:35 2007 -0700

crypt32: Add an extra pointer alignment to avoid possible memory corruption.

---

 dlls/crypt32/msg.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/dlls/crypt32/msg.c b/dlls/crypt32/msg.c
index 15fbbc9..2d19736 100644
--- a/dlls/crypt32/msg.c
+++ b/dlls/crypt32/msg.c
@@ -1800,6 +1800,9 @@ static DWORD CRYPT_SizeOfAttributes(const CRYPT_ATTRIBUTES *attr)
         for (j = 0; j < attr->rgAttr[i].cValue; j++)
             size += attr->rgAttr[i].rgValue[j].cbData;
     }
+    /* align pointer again to be conservative */
+    if (size % sizeof(DWORD_PTR))
+        size += size % sizeof(DWORD_PTR);
     return size;
 }