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staging: vt6655: Remove vif check from vnt_interrupt

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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>
This commit is contained in:
Malcolm Priestley 2019-03-27 18:45:26 +00:00 committed by Greg Kroah-Hartman
parent 8c9a96eb26
commit b2dadb85fa
1 changed files with 1 additions and 2 deletions
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3
drivers/staging/vt6655/device_main.c
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@ -1084,8 +1084,7 @@ static irqreturn_t vnt_interrupt(int irq, void *arg)
{
struct vnt_private *priv = arg;
if (priv->vif)
schedule_work(&priv->interrupt_work);
schedule_work(&priv->interrupt_work);
return IRQ_HANDLED;
}