winebus.sys: Don't do anything in udev_driver_unload if udev was not initialized.

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

winebus.sys: Don't do anything in udev_driver_unload if udev was not initialized.
ef59d2d1 · Piotr Caban · Alexandre Julliard · eabb3d44 · ef59d2d1
Commit ef59d2d1 authored Sep 27, 2019 by Piotr Caban Committed by Alexandre Julliard Sep 27, 2019
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bus_udev.c dlls/winebus.sys/bus_udev.c +3 -0

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--- a/dlls/winebus.sys/bus_udev.c
+++ b/dlls/winebus.sys/bus_udev.c
@@ -1488,6 +1488,9 @@ void udev_driver_unload( void )
 {
    TRACE("Unload Driver\n");

+    if (!deviceloop_handle)
+        return;
+
    write(deviceloop_control[1], "q", 1);
    WaitForSingleObject(deviceloop_handle, INFINITE);
    close(deviceloop_control[0]);