Thread (18 messages) flat view 18 messages, 2 authors, 2021-10-25
STALE1780d

[PATCH net-next 11/15] can: mscan: mpc5xxx_can: Make use of the helper function dev_err_probe()

From: Marc Kleine-Budde <mkl@pengutronix.de>
Date: 2021-10-24 20:44:52
Also in: linux-can
Subsystem: can network drivers, the rest · Maintainers: Marc Kleine-Budde, Vincent Mailhol, Linus Torvalds

From: Cai Huoqing <redacted>

When possible use dev_err_probe help to properly deal with the
PROBE_DEFER error, the benefit is that DEFER issue will be logged
in the devices_deferred debugfs file.
And using dev_err_probe() can reduce code size, and simplify the code.

Link: https://lore.kernel.org/all/20210915145726.7092-1-caihuoqing@baidu.com (local)
Signed-off-by: Cai Huoqing <redacted>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
 drivers/net/can/mscan/mpc5xxx_can.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/drivers/net/can/mscan/mpc5xxx_can.c b/drivers/net/can/mscan/mpc5xxx_can.c
index 35892c1efef0..de4ddf79ba9b 100644
--- a/drivers/net/can/mscan/mpc5xxx_can.c
+++ b/drivers/net/can/mscan/mpc5xxx_can.c
@@ -293,10 +293,8 @@ static int mpc5xxx_can_probe(struct platform_device *ofdev)
 		return -EINVAL;
 
 	base = of_iomap(np, 0);
-	if (!base) {
-		dev_err(&ofdev->dev, "couldn't ioremap\n");
-		return err;
-	}
+	if (!base)
+		return dev_err_probe(&ofdev->dev, err, "couldn't ioremap\n");
 
 	irq = irq_of_parse_and_map(np, 0);
 	if (!irq) {
-- 
2.33.0

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