Le 07/09/2024 à 05:42, Lin Ruifeng a écrit :
The combination of dev_err() and the returned error code could be
replaced by dev_err_probe() in driver's probe function. Let's,
converting to dev_err_probe() to make code more simple.
Signed-off-by: Lin Ruifeng <linruifeng4-hv44wF8Li93QT0dZR+AlfA@xxxxxxxxxxxxxxxx>
---
drivers/usb/musb/mediatek.c | 27 +++++++++++----------------
1 file changed, 11 insertions(+), 16 deletions(-)
diff --git a/drivers/usb/musb/mediatek.c b/drivers/usb/musb/mediatek.c
index 0a35aab3ab81..393b909de238 100644
--- a/drivers/usb/musb/mediatek.c
+++ b/drivers/usb/musb/mediatek.c
@@ -416,10 +416,9 @@ static int mtk_musb_probe(struct platform_device *pdev)
return -ENOMEM;
ret = of_platform_populate(np, NULL, NULL, dev);
- if (ret) {
- dev_err(dev, "failed to create child devices at %p\n", np);
- return ret;
- }
+ if (ret)
+ return dev_err_probe(dev, ret,
+ "failed to create child devices at %p\n", np);
ret = mtk_musb_clks_get(glue);
if (ret)
@@ -448,23 +447,19 @@ static int mtk_musb_probe(struct platform_device *pdev)
glue->role = USB_ROLE_NONE;
break;
default:
- dev_err(&pdev->dev, "Error 'dr_mode' property\n");
- return -EINVAL;
+ return dev_err_probe(&pdev->dev, -EINVAL,
+ "failed to create child devices at %p\n", np);
This message is wrong.
You made a cut'n'paste of the previous one.
}
glue->phy = devm_of_phy_get_by_index(dev, np, 0);
- if (IS_ERR(glue->phy)) {
- dev_err(dev, "fail to getting phy %ld\n",
- PTR_ERR(glue->phy));
- return PTR_ERR(glue->phy);
- }
+ if (IS_ERR(glue->phy))
+ return dev_err_probe(dev, PTR_ERR(glue->phy),
+ "fail to getting phy\n");
While a it, change it to "failed to get phy"?
glue->usb_phy = usb_phy_generic_register();
- if (IS_ERR(glue->usb_phy)) {
- dev_err(dev, "fail to registering usb-phy %ld\n",
- PTR_ERR(glue->usb_phy));
- return PTR_ERR(glue->usb_phy);
- }
+ if (IS_ERR(glue->usb_phy))
+ return dev_err_probe(dev, PTR_ERR(glue->usb_phy),
+ "fail to registering usb-phy\n");
While a it, change it to "failed to register usb-phy"?
CJ
glue->xceiv = devm_usb_get_phy(dev, USB_PHY_TYPE_USB2);
if (IS_ERR(glue->xceiv)) {
