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Commit c44ea4fe authored by Qiujun Huang's avatar Qiujun Huang Committed by Greg Kroah-Hartman
Browse files

staging: wlan-ng: fix ODEBUG bug in prism2sta_disconnect_usb 



commit a1f165a6b738f0c9d744bad4af7a53909278f5fc upstream.

We should cancel hw->usb_work before kfree(hw).

Reported-by: default avatar <syzbot+6d2e7f6fa90e27be9d62@syzkaller.appspotmail.com>
Signed-off-by: default avatarQiujun Huang <hqjagain@gmail.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/1585120006-30042-1-git-send-email-hqjagain@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 0ec1ab1b

drivers/staging/wlan-ng/prism2usb.c

+1 −0
Original line number Diff line number Diff line
@@ -180,6 +180,7 @@ static void prism2sta_disconnect_usb(struct usb_interface *interface) 


		cancel_work_sync(&hw->link_bh);

		cancel_work_sync(&hw->commsqual_bh);

		cancel_work_sync(&hw->usb_work);



		/* Now we complete any outstanding commands

		 * and tell everyone who is waiting for their