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SubjectRe: [PATCH -next] usb: isp1760: Fix meaningless check in isp1763_run()
On Tue, Jun 01, 2021 at 06:03:11PM +0800, Tong Tiangen wrote:
> There's a meaningless check in isp1763_run. According to the
> similar implement in isp1760_run, the proper check should remove
> retval = 0;
>
> Fixes: 60d789f3bfbb ("usb: isp1760: add support for isp1763")
> Signed-off-by: Tong Tiangen <tongtiangen@huawei.com>
> ---
> drivers/usb/isp1760/isp1760-hcd.c | 1 -
> 1 file changed, 1 deletion(-)
>
> diff --git a/drivers/usb/isp1760/isp1760-hcd.c b/drivers/usb/isp1760/isp1760-hcd.c
> index 016a54ea76f4..27168b4a4ef2 100644
> --- a/drivers/usb/isp1760/isp1760-hcd.c
> +++ b/drivers/usb/isp1760/isp1760-hcd.c
> @@ -1648,7 +1648,6 @@ static int isp1763_run(struct usb_hcd *hcd)
> down_write(&ehci_cf_port_reset_rwsem);
> retval = isp1760_hcd_set_and_wait(hcd, FLAG_CF, 250 * 1000);
> up_write(&ehci_cf_port_reset_rwsem);
> - retval = 0;
> if (retval)
> return retval;
>
> --
> 2.18.0.huawei.25
>

Did you test this change to verify that the driver still works properly?
You are now checking something that never was checked before...

thanks,

greg k-h

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