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USB: xen-hcd: Traverse host/ when CONFIG_USB_XEN_HCD is selected 

commit 8475ffcfb3 upstream.

If no other USB HCDs are selected when compiling a small pure virutal
machine, the Xen HCD driver cannot be built.

Fix it by traversing down host/ if CONFIG_USB_XEN_HCD is selected.

Fixes: 494ed3997d ("usb: Introduce Xen pvUSB frontend (xen hcd)")
Cc: stable@vger.kernel.org # v5.17+
Signed-off-by: John Ernberg <john.ernberg@actia.se>
Link: https://lore.kernel.org/r/20240517114345.1190755-1-john.ernberg@actia.se
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
John Ernberg 2024-05-17 11:43:52 +00:00 committed by Greg Kroah-Hartman
parent 72a3fe36cf
commit b641889cc1
1 changed files with 1 additions and 0 deletions
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drivers/usb/Makefile
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@ -35,6 +35,7 @@ obj-$(CONFIG_USB_R8A66597_HCD) += host/
obj-$(CONFIG_USB_FSL_USB2) += host/
obj-$(CONFIG_USB_FOTG210_HCD) += host/
obj-$(CONFIG_USB_MAX3421_HCD) += host/
obj-$(CONFIG_USB_XEN_HCD) += host/
obj-$(CONFIG_USB_C67X00_HCD) += c67x00/