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Message-ID: <1636106.QZXWqHuxCQ@wasted.cogentembedded.com>
Date: Sat, 20 Jun 2015 03:50:35 +0300
From: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To: netdev@...r.kernel.org, wg@...ndegger.com, mkl@...gutronix.de,
linux-can@...r.kernel.org
Cc: linux-sh@...r.kernel.org
Subject: [PATCH 1/2] rcar_can: print request_irq() error code
Also print the error code when the request_irq() call fails in rcar_can_open(),
rewording the error message...
Signed-off-by: Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
---
drivers/net/can/rcar_can.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
Index: linux-can/drivers/net/can/rcar_can.c
===================================================================
--- linux-can.orig/drivers/net/can/rcar_can.c
+++ linux-can/drivers/net/can/rcar_can.c
@@ -527,7 +527,8 @@ static int rcar_can_open(struct net_devi
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);
--
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