[1/3] usb: misc: onboard_usb_hub: Print symbolic error names
Commit Message
From: Frieder Schrempf <frieder.schrempf@kontron.de>
Instead of printing the decimal error codes, let's use the more
human-readable symbolic error names provided by the %pe printk
format specifier.
Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
---
Changes in v2:
* new patch
---
drivers/usb/misc/onboard_usb_hub.c | 9 +++++----
1 file changed, 5 insertions(+), 4 deletions(-)
Comments
Sorry, forgot to add the correct version prefix v2 in this series. I
will resend.
On 27.11.23 12:13, Frieder Schrempf wrote:
> From: Frieder Schrempf <frieder.schrempf@kontron.de>
>
> Instead of printing the decimal error codes, let's use the more
> human-readable symbolic error names provided by the %pe printk
> format specifier.
>
> Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
> ---
> Changes in v2:
> * new patch
> ---
> drivers/usb/misc/onboard_usb_hub.c | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/usb/misc/onboard_usb_hub.c b/drivers/usb/misc/onboard_usb_hub.c
> index a341b2fbb7b44..077824beffa01 100644
> --- a/drivers/usb/misc/onboard_usb_hub.c
> +++ b/drivers/usb/misc/onboard_usb_hub.c
> @@ -7,6 +7,7 @@
>
> #include <linux/device.h>
> #include <linux/export.h>
> +#include <linux/err.h>
> #include <linux/gpio/consumer.h>
> #include <linux/init.h>
> #include <linux/kernel.h>
> @@ -68,7 +69,7 @@ static int onboard_hub_power_on(struct onboard_hub *hub)
>
> err = regulator_bulk_enable(hub->pdata->num_supplies, hub->supplies);
> if (err) {
> - dev_err(hub->dev, "failed to enable supplies: %d\n", err);
> + dev_err(hub->dev, "failed to enable supplies: %pe\n", ERR_PTR(err));
> return err;
> }
>
> @@ -88,7 +89,7 @@ static int onboard_hub_power_off(struct onboard_hub *hub)
>
> err = regulator_bulk_disable(hub->pdata->num_supplies, hub->supplies);
> if (err) {
> - dev_err(hub->dev, "failed to disable supplies: %d\n", err);
> + dev_err(hub->dev, "failed to disable supplies: %pe\n", ERR_PTR(err));
> return err;
> }
>
> @@ -235,7 +236,7 @@ static void onboard_hub_attach_usb_driver(struct work_struct *work)
>
> err = driver_attach(&onboard_hub_usbdev_driver.drvwrap.driver);
> if (err)
> - pr_err("Failed to attach USB driver: %d\n", err);
> + pr_err("Failed to attach USB driver: %pe\n", ERR_PTR(err));
> }
>
> static int onboard_hub_probe(struct platform_device *pdev)
> @@ -262,7 +263,7 @@ static int onboard_hub_probe(struct platform_device *pdev)
>
> err = devm_regulator_bulk_get(dev, hub->pdata->num_supplies, hub->supplies);
> if (err) {
> - dev_err(dev, "Failed to get regulator supplies: %d\n", err);
> + dev_err(dev, "Failed to get regulator supplies: %pe\n", ERR_PTR(err));
> return err;
> }
>
@@ -7,6 +7,7 @@
#include <linux/device.h>
#include <linux/export.h>
+#include <linux/err.h>
#include <linux/gpio/consumer.h>
#include <linux/init.h>
#include <linux/kernel.h>
@@ -68,7 +69,7 @@ static int onboard_hub_power_on(struct onboard_hub *hub)
err = regulator_bulk_enable(hub->pdata->num_supplies, hub->supplies);
if (err) {
- dev_err(hub->dev, "failed to enable supplies: %d\n", err);
+ dev_err(hub->dev, "failed to enable supplies: %pe\n", ERR_PTR(err));
return err;
}
@@ -88,7 +89,7 @@ static int onboard_hub_power_off(struct onboard_hub *hub)
err = regulator_bulk_disable(hub->pdata->num_supplies, hub->supplies);
if (err) {
- dev_err(hub->dev, "failed to disable supplies: %d\n", err);
+ dev_err(hub->dev, "failed to disable supplies: %pe\n", ERR_PTR(err));
return err;
}
@@ -235,7 +236,7 @@ static void onboard_hub_attach_usb_driver(struct work_struct *work)
err = driver_attach(&onboard_hub_usbdev_driver.drvwrap.driver);
if (err)
- pr_err("Failed to attach USB driver: %d\n", err);
+ pr_err("Failed to attach USB driver: %pe\n", ERR_PTR(err));
}
static int onboard_hub_probe(struct platform_device *pdev)
@@ -262,7 +263,7 @@ static int onboard_hub_probe(struct platform_device *pdev)
err = devm_regulator_bulk_get(dev, hub->pdata->num_supplies, hub->supplies);
if (err) {
- dev_err(dev, "Failed to get regulator supplies: %d\n", err);
+ dev_err(dev, "Failed to get regulator supplies: %pe\n", ERR_PTR(err));
return err;
}