| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 083/134] staging: vt6655: Remove vif check from vnt_interrupt | Date | Mon, 1 Apr 2019 19:01:59 +0200 |
| |
4.19-stable review patch. If anyone has any objections, please let me know.
------------------
From: Malcolm Priestley <tvboxspy@gmail.com>
commit cc26358f89c3e493b54766b1ca56cfc6b14db78a upstream.
A check for vif is made in vnt_interrupt_work.
There is a small chance of leaving interrupt disabled while vif is NULL and the work hasn't been scheduled.
Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> CC: stable@vger.kernel.org # v4.2+ Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- drivers/staging/vt6655/device_main.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
--- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -1146,8 +1146,7 @@ static irqreturn_t vnt_interrupt(int irq { struct vnt_private *priv = arg; - if (priv->vif) - schedule_work(&priv->interrupt_work); + schedule_work(&priv->interrupt_work); return IRQ_HANDLED; }
|