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Message-Id: <1411984538-953-2-git-send-email-m.grzeschik@pengutronix.de>
Date: Mon, 29 Sep 2014 11:55:34 +0200
From: Michael Grzeschik <m.grzeschik@...gutronix.de>
To: netdev@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, kernel@...gutronix.de
Subject: [PATCH v2 1/5] ARCNET: return IRQ_NONE if the interface isn't running
The interrupt handler needs to return IRQ_NONE in case
two devices are used with the shared interrupt handler.
Otherwise it could steal interrupts from the other
interface.
Signed-off-by: Michael Grzeschik <m.grzeschik@...gutronix.de>
---
drivers/net/arcnet/arcnet.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/arcnet/arcnet.c b/drivers/net/arcnet/arcnet.c
index 3b790de..09de683 100644
--- a/drivers/net/arcnet/arcnet.c
+++ b/drivers/net/arcnet/arcnet.c
@@ -777,7 +777,7 @@ irqreturn_t arcnet_interrupt(int irq, void *dev_id)
ACOMMAND(CFLAGScmd | RESETclear);
AINTMASK(0);
spin_unlock(&lp->lock);
- return IRQ_HANDLED;
+ return retval;
}
BUGMSG(D_DURING, "in arcnet_inthandler (status=%Xh, intmask=%Xh)\n",
--
2.1.0
--
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