Messages in this thread Patch in this message | | | From | Michael Grzeschik <> | Subject | [PATCH 1/5] ARCNET: return IRQ_NONE if the interface isn't running | Date | Wed, 24 Sep 2014 15:41:49 +0200 |
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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@pengutronix.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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