Commit fc157998 authored by Christian Gromm's avatar Christian Gromm Committed by Greg Kroah-Hartman
Browse files

staging: most: usb: check for NULL device 



Check if the dci structer has been allocated before trying to release it.

Signed-off-by: default avatarChristian Gromm <christian.gromm@microchip.com>
Link: https://lore.kernel.org/r/1579793906-5054-8-git-send-email-christian.gromm@microchip.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent f9e6b51a

drivers/staging/most/usb/usb.c

+2 −1
Original line number Diff line number Diff line
@@ -1218,6 +1218,7 @@ static void hdm_disconnect(struct usb_interface *interface) 
	del_timer_sync(&mdev->link_stat_timer);

	cancel_work_sync(&mdev->poll_work_obj);



	if (mdev->dci)

		device_unregister(&mdev->dci->dev);

	most_deregister_interface(&mdev->iface);

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