jme: Faulty IRQ handle bug fix
Fix IRQ handle bug when interrupt mode.
The driver was incorrectly handled and returned IRQ_HANDLED
while the device is not generating the interrupt.
It happened due to faulty determination of interrupt status register.
Found by: "Ethan" <ethanhsiao@jmicron.com>
Fixed by: "akeemting" <akeem@jmicron.com>
Signed-off-by: Guo-Fu Tseng <cooldavid@cooldavid.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index 635f616..3ab2442 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -1463,7 +1463,7 @@
/*
* Check if it's really an interrupt for us
*/
- if (unlikely(intrstat == 0))
+ if (unlikely((intrstat & INTR_ENABLE) == 0))
return IRQ_NONE;
/*