diff mbox

usb: dwc3 dwc3_exynos_probe() change goto labels to meaningful names

Message ID 20170111164537.2981-1-shuahkh@osg.samsung.com (mailing list archive)
State Not Applicable
Headers show

Commit Message

Shuah Khan Jan. 11, 2017, 4:45 p.m. UTC
Change goto labels to meaningful names from a series of errNs.

Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
---
 drivers/usb/dwc3/dwc3-exynos.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

Comments

Javier Martinez Canillas Jan. 11, 2017, 5:06 p.m. UTC | #1
Hello Shuah,

On 01/11/2017 01:45 PM, Shuah Khan wrote:
> Change goto labels to meaningful names from a series of errNs.
> 
> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
> ---
>  drivers/usb/dwc3/dwc3-exynos.c | 22 +++++++++++-----------
>  1 file changed, 11 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
> index f7421c2..ea50f74 100644
> --- a/drivers/usb/dwc3/dwc3-exynos.c
> +++ b/drivers/usb/dwc3/dwc3-exynos.c
> @@ -147,53 +147,53 @@ static int dwc3_exynos_probe(struct platform_device *pdev)
>  	exynos->vdd33 = devm_regulator_get(dev, "vdd33");
>  	if (IS_ERR(exynos->vdd33)) {
>  		ret = PTR_ERR(exynos->vdd33);
> -		goto err2;
> +		goto vdd33_err;
>  	}

I think it's better to use as labels what will be done in the error path
rather than what failed. IOW, "disable_axius_clk" or "disable_clks" are
more clear than vdd33_err for me, since can give you an idea of what will
happen in the error path.

But I don't have a strong opinion and your naming is an improvement over
the current one, so:

Reviewed-by: Javier Martinez Canillas <javier@osg.samsung.com>

Best regards,
Felipe Balbi Jan. 16, 2017, 10:33 a.m. UTC | #2
Hi,

Shuah Khan <shuahkh@osg.samsung.com> writes:
> Change goto labels to meaningful names from a series of errNs.
>
> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>

doesn't apply to testing/next, please rebase.
Shuah Khan Jan. 17, 2017, 10:09 p.m. UTC | #3
On 01/16/2017 03:33 AM, Felipe Balbi wrote:
> 
> Hi,
> 
> Shuah Khan <shuahkh@osg.samsung.com> writes:
>> Change goto labels to meaningful names from a series of errNs.
>>
>> Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
> 
> doesn't apply to testing/next, please rebase.
> 

Hi Felipe,

This patch is dependent on the

usb: dwc3: exynos fix axius clock error path to do cleanup
https://lkml.org/lkml/2017/1/10/1081

The above made it into usb-linus. It will apply to usb-next
or usb-testing after it gets merged. I can resend it after
the dependent patch makes it into the next rc release.

thanks,
-- Shuah


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diff mbox

Patch

diff --git a/drivers/usb/dwc3/dwc3-exynos.c b/drivers/usb/dwc3/dwc3-exynos.c
index f7421c2..ea50f74 100644
--- a/drivers/usb/dwc3/dwc3-exynos.c
+++ b/drivers/usb/dwc3/dwc3-exynos.c
@@ -147,53 +147,53 @@  static int dwc3_exynos_probe(struct platform_device *pdev)
 	exynos->vdd33 = devm_regulator_get(dev, "vdd33");
 	if (IS_ERR(exynos->vdd33)) {
 		ret = PTR_ERR(exynos->vdd33);
-		goto err2;
+		goto vdd33_err;
 	}
 	ret = regulator_enable(exynos->vdd33);
 	if (ret) {
 		dev_err(dev, "Failed to enable VDD33 supply\n");
-		goto err2;
+		goto vdd33_err;
 	}
 
 	exynos->vdd10 = devm_regulator_get(dev, "vdd10");
 	if (IS_ERR(exynos->vdd10)) {
 		ret = PTR_ERR(exynos->vdd10);
-		goto err3;
+		goto vdd10_err;
 	}
 	ret = regulator_enable(exynos->vdd10);
 	if (ret) {
 		dev_err(dev, "Failed to enable VDD10 supply\n");
-		goto err3;
+		goto vdd10_err;
 	}
 
 	ret = dwc3_exynos_register_phys(exynos);
 	if (ret) {
 		dev_err(dev, "couldn't register PHYs\n");
-		goto err4;
+		goto phys_err;
 	}
 
 	if (node) {
 		ret = of_platform_populate(node, NULL, NULL, dev);
 		if (ret) {
 			dev_err(dev, "failed to add dwc3 core\n");
-			goto err5;
+			goto populate_err;
 		}
 	} else {
 		dev_err(dev, "no device node, failed to add dwc3 core\n");
 		ret = -ENODEV;
-		goto err5;
+		goto populate_err;
 	}
 
 	return 0;
 
-err5:
+populate_err:
 	platform_device_unregister(exynos->usb2_phy);
 	platform_device_unregister(exynos->usb3_phy);
-err4:
+phys_err:
 	regulator_disable(exynos->vdd10);
-err3:
+vdd10_err:
 	regulator_disable(exynos->vdd33);
-err2:
+vdd33_err:
 	clk_disable_unprepare(exynos->axius_clk);
 axius_clk_err:
 	clk_disable_unprepare(exynos->susp_clk);