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| author | Qiujun Huang <hqjagain@gmail.com> | 2020-03-25 15:06:46 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-04-02 15:28:21 +0200 |
| commit | 0caed6a57c3542703c48f788a45a768fa7acd64b (patch) | |
| tree | 3c949a11f0d5c28e4a16d02beab53ce4d239a112 /drivers | |
| parent | 7d0a6f03bbff5f1bb4bf651b1abd7507061d5656 (diff) | |
| download | linux-0caed6a57c3542703c48f788a45a768fa7acd64b.tar.gz linux-0caed6a57c3542703c48f788a45a768fa7acd64b.tar.bz2 linux-0caed6a57c3542703c48f788a45a768fa7acd64b.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/staging/wlan-ng/prism2usb.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/wlan-ng/prism2usb.c b/drivers/staging/wlan-ng/prism2usb.c index b5ba176004c1..d8d86761b790 100644 --- a/drivers/staging/wlan-ng/prism2usb.c +++ b/drivers/staging/wlan-ng/prism2usb.c @@ -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 |