From: Malcolm Priestley Date: Wed, 27 Mar 2019 18:45:26 +0000 (+0000) Subject: staging: vt6655: Remove vif check from vnt_interrupt X-Git-Tag: v4.4.178~20 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=17400647682ac54e88e97b28ee0df85f9305a0dc;p=thirdparty%2Fkernel%2Fstable.git staging: vt6655: Remove vif check from vnt_interrupt 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 CC: stable@vger.kernel.org # v4.2+ Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c index 8fd8f3a2d1bf5..00027072fa3ed 100644 --- a/drivers/staging/vt6655/device_main.c +++ b/drivers/staging/vt6655/device_main.c @@ -1079,8 +1079,7 @@ 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; }