wine/dlls/msi install.c

[Alexandre Julliard]

ChangeSet ID:	21281
CVSROOT:	/opt/cvs-commit
Module name:	wine
Changes by:	julliard(a)winehq.org	2005/11/15 10:53:47

Modified files:
	dlls/msi       : install.c 

Log message:
	Mike McCormack <mike(a)codeweavers.com>
	Only return ERROR_MORE_DATA if there's a buffer to copy a result
	into.

Patch: http://cvs.winehq.org/patch.py?id=21281

Old revision  New revision  Changes     Path
 1.19          1.20          +1 -1       wine/dlls/msi/install.c

Index: wine/dlls/msi/install.c
diff -u -p wine/dlls/msi/install.c:1.19 wine/dlls/msi/install.c:1.20
--- wine/dlls/msi/install.c:1.19	15 Nov 2005 16:53:47 -0000
+++ wine/dlls/msi/install.c	15 Nov 2005 16:53:47 -0000
@@ -142,7 +142,7 @@ UINT msi_strcpy_to_awstring( LPCWSTR str
             awbuf->str.a[*sz - 1] = 0;
     }
 
-    if (len >= *sz)
+    if (awbuf->str.w && len >= *sz)
         r = ERROR_MORE_DATA;
     *sz = len;
     return r;