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SubjectRe: linux-next: manual merge of the usb tree with the usb.current tree
Hi all,

On Mon, 23 Apr 2018 13:04:44 +1000 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
>
> Today's linux-next merge of the usb tree got a conflict in:
>
> drivers/usb/core/hcd.c
>
> between commit:
>
> 63cb03f5c11e ("usb: core: split usb_phy_roothub_{init,alloc}")
>
> from the usb.current tree and commit:
>
> bc40f5341741 ("USB: core: hcd: drop support for legacy phys")
>
> from the usb tree.
>
> I fixed it up (see below - though I am not sure what happens to the
> phy_roothub allocation when usb_phy_roothub_init fails) and can carry
> the fix as necessary. This is now fixed as far as linux-next is
> concerned, but any non trivial conflicts should be mentioned to your
> upstream maintainer when your tree is submitted for merging. You may
> also want to consider cooperating with the maintainer of the
> conflicting tree to minimise any particularly complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc drivers/usb/core/hcd.c
> index 0a42c5df3c0f,ac5bcf449d7d..000000000000
> --- a/drivers/usb/core/hcd.c
> +++ b/drivers/usb/core/hcd.c
> @@@ -2742,35 -2740,11 +2743,15 @@@ int usb_add_hcd(struct usb_hcd *hcd
> int retval;
> struct usb_device *rhdev;
>
> - if (IS_ENABLED(CONFIG_USB_PHY) && !hcd->skip_phy_initialization) {
> - struct usb_phy *phy = usb_get_phy_dev(hcd->self.sysdev, 0);
> -
> - if (IS_ERR(phy)) {
> - retval = PTR_ERR(phy);
> - if (retval == -EPROBE_DEFER)
> - return retval;
> - } else {
> - retval = usb_phy_init(phy);
> - if (retval) {
> - usb_put_phy(phy);
> - return retval;
> - }
> - hcd->usb_phy = phy;
> - hcd->remove_phy = 1;
> - }
> - }
> -
> if (!hcd->skip_phy_initialization && usb_hcd_is_primary_hcd(hcd)) {
> - hcd->phy_roothub = usb_phy_roothub_init(hcd->self.sysdev);
> + hcd->phy_roothub = usb_phy_roothub_alloc(hcd->self.sysdev);
> - if (IS_ERR(hcd->phy_roothub)) {
> - retval = PTR_ERR(hcd->phy_roothub);
> - goto err_phy_roothub_alloc;
> - }
> + if (IS_ERR(hcd->phy_roothub))
> + return PTR_ERR(hcd->phy_roothub);
>
> + retval = usb_phy_roothub_init(hcd->phy_roothub);
> + if (retval)
> - goto err_phy_roothub_alloc;
> ++ return retval;
> +
> retval = usb_phy_roothub_power_on(hcd->phy_roothub);
> if (retval)
> goto err_usb_phy_roothub_power_on;

This is now a conflict between the battery tree (since it merged the
usb tree) and Linus' tree (since it merged the usb.current tree).

--
Cheers,
Stephen Rothwell
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