* [PATCH] staging: vt6655: Remove vif check from vnt_interrupt
@ 2019-03-27 18:45 Malcolm Priestley
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From: Malcolm Priestley @ 2019-03-27 18:45 UTC (permalink / raw)
To: Greg Kroah-Hartman; +Cc: devel, stable
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+
---
drivers/staging/vt6655/device_main.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 83f1a1cf9182..c6bb4aaf9bd0 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1137,8 +1137,7 @@ 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);
MACvIntDisable(priv->PortOffset);
--
2.20.1
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2019-03-27 18:45 [PATCH] staging: vt6655: Remove vif check from vnt_interrupt Malcolm Priestley
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