Thread (19 messages) 19 messages, 5 authors, 2024-09-03

Re: [PATCH net-next v4 5/8] net: mdio: mux-mmioreg: Simplified with dev_err_probe()

From: Florian Fainelli <f.fainelli@gmail.com>
Date: 2024-09-02 15:31:56
Also in: linux-arm-kernel, linux-sunxi


On 8/29/2024 8:13 PM, Jinjie Ruan wrote:
quoted hunk ↗ jump to hunk
Use the dev_err_probe() helper to simplify code.

Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Jinjie Ruan <redacted>
---
v4:
- Remove the extra parentheses.
v3:
- Add Reviewed-by.
v2:
- Split into 2 patches.
---
  drivers/net/mdio/mdio-mux-mmioreg.c | 48 ++++++++++++-----------------
  1 file changed, 20 insertions(+), 28 deletions(-)
diff --git a/drivers/net/mdio/mdio-mux-mmioreg.c b/drivers/net/mdio/mdio-mux-mmioreg.c
index 4d87e61fec7b..b70e6d1ad429 100644
--- a/drivers/net/mdio/mdio-mux-mmioreg.c
+++ b/drivers/net/mdio/mdio-mux-mmioreg.c
@@ -109,30 +109,25 @@ static int mdio_mux_mmioreg_probe(struct platform_device *pdev)
  		return -ENOMEM;
  
  	ret = of_address_to_resource(np, 0, &res);
-	if (ret) {
-		dev_err(&pdev->dev, "could not obtain memory map for node %pOF\n",
-			np);
-		return ret;
-	}
+	if (ret)
+		return dev_err_probe(&pdev->dev, ret,
+				     "could not obtain memory map for node %pOF\n", np);
Besides that one, which I don't think is even a candidate for resource 
deferral in the first place given the OF platform implementation, it 
does not seem to help that much to switch to dev_err_probe() other than 
just combining the error message and return code in a single statement. 
So it's fewer lines of codes, but it is not exactly what dev_err_probe() 
was originally intended for IMHO.

Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
-- 
Florian
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