Re: [PATCH v7 18/22] USB: ehci-omap: Don't free gpios that we didn'trequest

From: Alan Stern
Date: Thu Jan 17 2013 - 10:15:37 EST


On Thu, 17 Jan 2013, Roger Quadros wrote:

> This driver does not request any gpios so don't free them.
> Fixes L3 bus error on multiple modprobe/rmmod of ehci_hcd
> with ehci-omap in use.
>
> CC: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
>
> Signed-off-by: Roger Quadros <rogerq@xxxxxx>

Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

> ---
> drivers/usb/host/ehci-omap.c | 8 --------
> 1 files changed, 0 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/usb/host/ehci-omap.c b/drivers/usb/host/ehci-omap.c
> index 134c789..b96a4bf 100644
> --- a/drivers/usb/host/ehci-omap.c
> +++ b/drivers/usb/host/ehci-omap.c
> @@ -288,7 +288,6 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev)
> {
> struct device *dev = &pdev->dev;
> struct usb_hcd *hcd = dev_get_drvdata(dev);
> - struct usbhs_omap_platform_data *pdata = dev->platform_data;
>
> usb_remove_hcd(hcd);
> disable_put_regulator(dev->platform_data);
> @@ -298,13 +297,6 @@ static int ehci_hcd_omap_remove(struct platform_device *pdev)
> pm_runtime_put_sync(dev);
> pm_runtime_disable(dev);
>
> - if (pdata->phy_reset) {
> - if (gpio_is_valid(pdata->reset_gpio_port[0]))
> - gpio_free(pdata->reset_gpio_port[0]);
> -
> - if (gpio_is_valid(pdata->reset_gpio_port[1]))
> - gpio_free(pdata->reset_gpio_port[1]);
> - }
> return 0;
> }
>
>

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/