ACPI: video - fix potential crash when unloading

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thermal_cooling_device_register() returns error encoded in a pointer
when it fails in which case we need to explictly set device->cdev
to NULL so we don't try to unregister it when unloading.

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Acked-by: Zhang Rui <rui.zhang@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

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Dmitry Torokhov 2009-08-08 00:26:25 -07:00 • committed by Len Brown

parent 4e231fa4cb

commit 4b4fe3b62e

1 changed files with 11 additions and 1 deletions

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drivers/acpi/video.c

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