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path: root/drivers/net/can
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Diffstat (limited to 'drivers/net/can')
-rw-r--r--drivers/net/can/rcar_can.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/can/rcar_can.c b/drivers/net/can/rcar_can.c
index 310a0cd..5e81aff 100644
--- a/drivers/net/can/rcar_can.c
+++ b/drivers/net/can/rcar_can.c
@@ -527,7 +527,8 @@ static int rcar_can_open(struct net_device *ndev)
napi_enable(&priv->napi);
err = request_irq(ndev->irq, rcar_can_interrupt, 0, ndev->name, ndev);
if (err) {
- netdev_err(ndev, "error requesting interrupt %d\n", ndev->irq);
+ netdev_err(ndev, "request_irq(%d) failed, error %d\n",
+ ndev->irq, err);
goto out_close;
}
can_led_event(ndev, CAN_LED_EVENT_OPEN);