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can: rcar_can: Convert to %pe

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Replace numerical error codes by mnemotechnic error codes, to improve
the user experience in case of errors.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Biju Das <biju.das.jz@bp.renesas.com>
Link: https://patch.msgid.link/adb2dc49c78b45191de410f645a5e423d341f94e.1755857536.git.geert+renesas@glider.be
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Geert Uytterhoeven
2025-08-22 12:17:12 +02:00
committed by Marc Kleine-Budde
parent 5317225e01
commit 7207788031
1 changed files with 7 additions and 7 deletions
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14
drivers/net/can/rcar/rcar_can.c
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@@ -521,20 +521,20 @@ static int rcar_can_open(struct net_device *ndev)
}
err = clk_prepare_enable(priv->can_clk);
if (err) {
netdev_err(ndev, "failed to enable CAN clock, error %d\n",
err);
netdev_err(ndev, "failed to enable CAN clock: %pe\n",
ERR_PTR(err));
goto out_rpm;
}
err = open_candev(ndev);
if (err) {
netdev_err(ndev, "open_candev() failed, error %d\n", err);
netdev_err(ndev, "open_candev() failed %pe\n", ERR_PTR(err));
goto out_can_clock;
}
napi_enable(&priv->napi);
err = request_irq(ndev->irq, rcar_can_interrupt, 0, ndev->name, ndev);
if (err) {
netdev_err(ndev, "request_irq(%d) failed, error %d\n",
ndev->irq, err);
netdev_err(ndev, "request_irq(%d) failed %pe\n", ndev->irq,
ERR_PTR(err));
goto out_close;
}
rcar_can_start(ndev);
@@ -786,8 +786,8 @@ static int rcar_can_probe(struct platform_device *pdev)
}
priv->can_clk = devm_clk_get(dev, clock_names[clock_select]);
if (IS_ERR(priv->can_clk)) {
dev_err(dev, "cannot get CAN clock: %pe\n", priv->can_clk);
err = PTR_ERR(priv->can_clk);
dev_err(dev, "cannot get CAN clock, error %d\n", err);
goto fail_clk;
}
@@ -813,7 +813,7 @@ static int rcar_can_probe(struct platform_device *pdev)
err = register_candev(ndev);
if (err) {
dev_err(dev, "register_candev() failed, error %d\n", err);
dev_err(dev, "register_candev() failed %pe\n", ERR_PTR(err));
goto fail_rpm;
}