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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>
This commit is contained in:
Piotr Caban 2019-09-27 12:37:44 +02:00 committed by Alexandre Julliard
parent eabb3d444c
commit ef59d2d11f
1 changed files with 3 additions and 0 deletions
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3
dlls/winebus.sys/bus_udev.c
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@ -1488,6 +1488,9 @@ void udev_driver_unload( void )
{ {
TRACE("Unload Driver\n"); TRACE("Unload Driver\n");
if (!deviceloop_handle)
return;
write(deviceloop_control[1], "q", 1); write(deviceloop_control[1], "q", 1);
WaitForSingleObject(deviceloop_handle, INFINITE); WaitForSingleObject(deviceloop_handle, INFINITE);
close(deviceloop_control[0]); close(deviceloop_control[0]);