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msi: Fix buffer size calculation in get_keypath.

This commit is contained in:
Hans Leidekker 2011-03-31 11:57:25 +02:00 committed by Alexandre Julliard
parent e5fe510720
commit 0aaf17c0d8
1 changed files with 3 additions and 6 deletions
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9
dlls/msi/action.c
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@ -2879,14 +2879,11 @@ static WCHAR *get_keypath( MSIPACKAGE *package, HKEY root, const WCHAR *path )
UINT size;
WCHAR *path_32node;
size = (strlenW( path ) + strlenW( szWow6432Node ) + 1) * sizeof(WCHAR);
path_32node = msi_alloc( size );
if (!path_32node)
return NULL;
size = (strlenW( path ) + strlenW( szWow6432Node ) + 2) * sizeof(WCHAR);
if (!(path_32node = msi_alloc( size ))) return NULL;
memcpy( path_32node, path, len * sizeof(WCHAR) );
path_32node[len] = 0;
strcatW( path_32node, szWow6432Node );
strcpyW( path_32node + len, szWow6432Node );
strcatW( path_32node, szBackSlash );
strcatW( path_32node, path + len );
return path_32node;