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@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

winex11.drv: Set hkey to NULL after RegCloseKey() in X11DRV_InitGpu().
82938e83 · Zhiyi Zhang · Alexandre Julliard · d275e68d · 82938e83
Commit 82938e83 authored Oct 19, 2021 by Zhiyi Zhang Committed by Alexandre Julliard Oct 19, 2021
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display.c dlls/winex11.drv/display.c +1 -0

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--- 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),