staging: wlan-ng: fix ODEBUG bug in prism2sta_disconnect_usb
authorQiujun Huang <hqjagain@gmail.com>
Wed, 25 Mar 2020 07:06:46 +0000 (15:06 +0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 2 Apr 2020 15:20:37 +0000 (17:20 +0200)
commiteae4e4b9709b1295f74f7d6cf1ab6b1f12ca0e17
tree089c82b8bfd8416f3a1dad092891f6e96d9f58e0
parent8b9ab9fd623c442b994bafde5bf6c573b12fee01
staging: wlan-ng: fix ODEBUG bug in prism2sta_disconnect_usb

commit a1f165a6b738f0c9d744bad4af7a53909278f5fc upstream.

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

Reported-by: syzbot+6d2e7f6fa90e27be9d62@syzkaller.appspotmail.com
Signed-off-by: Qiujun 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: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/wlan-ng/prism2usb.c