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>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/jme.c b/drivers/net/jme.c
index 635f616fd974..3ab2442cd228 100644
--- a/drivers/net/jme.c
+++ b/drivers/net/jme.c
@@ -1463,7 +1463,7 @@ jme_intr(int irq, void *dev_id)
         /*
          * Check if it's really an interrupt for us
          */
-        if (unlikely(intrstat == 0))
+        if (unlikely((intrstat & INTR_ENABLE) == 0))
                 return IRQ_NONE;
 
         /*