Jacek Caban : user32: Initialize module handle to NULL for null driver.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: be6e6fb23c2ca48def5e0c6916f4eeae097916e7
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=be6e6fb23c2ca48def5e0c6916f4eeae097916e7

Author: Jacek Caban <jacek at codeweavers.com>
Date:   Fri Feb 14 12:04:26 2020 +0100

user32: Initialize module handle to NULL for null driver.

Signed-off-by: Jacek Caban <jacek at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/user32/driver.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/user32/driver.c b/dlls/user32/driver.c
index 07be6a9a4a..8f3e1b3597 100644
--- a/dlls/user32/driver.c
+++ b/dlls/user32/driver.c
@@ -77,7 +77,8 @@ static BOOL load_desktop_driver( HWND hwnd, HMODULE *module )
     size = sizeof(path);
     if (!RegQueryValueExW( hkey, driverW, NULL, NULL, (BYTE *)path, &size ))
     {
-        ret = !strcmpW( path, nullW ) || (*module = LoadLibraryW( path ));
+        if ((ret = !strcmpW( path, nullW ))) *module = NULL;
+        else ret = (*module = LoadLibraryW( path )) != NULL;
         if (!ret) ERR( "failed to load %s\n", debugstr_w(path) );
         TRACE( "%s %p\n", debugstr_w(path), *module );
     }