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authorQiujun Huang <hqjagain@gmail.com>2020-03-25 15:06:46 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-03-25 13:40:14 +0100
commita1f165a6b738f0c9d744bad4af7a53909278f5fc (patch)
tree64d502fc1ab11a14341e87b5abaaaa63270e06a5 /drivers/staging/wlan-ng
parent73d854226af4d8e9422bcd13359e036dca560e99 (diff)
staging: wlan-ng: fix ODEBUG bug in prism2sta_disconnect_usb
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/staging/wlan-ng')
-rw-r--r--drivers/staging/wlan-ng/prism2usb.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/staging/wlan-ng/prism2usb.c b/drivers/staging/wlan-ng/prism2usb.c
index 352556f6870a..4689b2170e4f 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