07.12.2021 15:56, Qing Wang пишет:
> From: Wang Qing <wangqing@xxxxxxxx>
>
> of_find_device_by_node() takes a reference to the embedded struct device
> which needs to be dropped when error return.
>
> Signed-off-by: Wang Qing <wangqing@xxxxxxxx>
> ---
> drivers/phy/tegra/xusb-tegra210.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/phy/tegra/xusb-tegra210.c b/drivers/phy/tegra/xusb-tegra210.c
> index eedfc7c..05a0800
> --- a/drivers/phy/tegra/xusb-tegra210.c
> +++ b/drivers/phy/tegra/xusb-tegra210.c
> @@ -3170,8 +3170,10 @@ tegra210_xusb_padctl_probe(struct device *dev,
> goto out;
> }
>
> - if (!platform_get_drvdata(pdev))
> + if (!platform_get_drvdata(pdev)) {
> + put_device(&pdev->dev);
> return ERR_PTR(-EPROBE_DEFER);
> + }
>
> padctl->regmap = dev_get_regmap(&pdev->dev, "usb_sleepwalk");
> if (!padctl->regmap)
>
What if dev_get_regmap() fails? What if driver is removed?
Please either fix it properly or don't fix it.
