Zhiyi Zhang : winex11.drv: Set hkey to NULL after RegCloseKey() in X11DRV_InitGpu().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 82938e833fae985911f97558316f62fda3b20d4d
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=82938e833fae985911f97558316f62fda3b20d4d

Author: Zhiyi Zhang <zzhang at codeweavers.com>
Date:   Tue Oct 19 10:39:20 2021 +0800

winex11.drv: Set hkey to NULL after RegCloseKey() in X11DRV_InitGpu().

Although it's unlikely, RegCloseKey() may close an already closed key if
the following SetupDiGetDeviceRegistryPropertyW() failed.

Signed-off-by: Zhiyi Zhang <zzhang at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/winex11.drv/display.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dlls/winex11.drv/display.c b/dlls/winex11.drv/display.c
index bf32e82cb3e..57091522078 100644
--- a/dlls/winex11.drv/display.c
+++ b/dlls/winex11.drv/display.c
@@ -567,6 +567,7 @@ static BOOL X11DRV_InitGpu(HDEVINFO devinfo, const struct x11drv_gpu *gpu, INT g
         goto done;
 
     RegCloseKey(hkey);
+    hkey = NULL;
 
     /* Retrieve driver value for adapters */
     if (!SetupDiGetDeviceRegistryPropertyW(devinfo, &device_data, SPDRP_DRIVER, NULL, (BYTE *)bufferW, sizeof(bufferW),