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Patch "usb: gadget: legacy gadgets are optional" has been added to the 4.11-stable tree

PATCH [email protected] 1 participant 1 message May 16, 2017

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This is a note to let you know that I've just added the patch titled

usb: gadget: legacy gadgets are optional

to the 4.11-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
usb-gadget-legacy-gadgets-are-optional.patch
and it can be found in the queue-4.11 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 6e253d0fbc665b36192b8ed3cecdbb65b413a1eb Mon Sep 17 00:00:00 2001

From: Romain Izard <[email protected]>
Date: Fri, 10 Mar 2017 14:11:41 +0100
Subject: usb: gadget: legacy gadgets are optional

From: Romain Izard <[email protected]>

commit 6e253d0fbc665b36192b8ed3cecdbb65b413a1eb upstream.

With commit bc49d1d17dcf ("usb: gadget: don't couple configfs to legacy gadgets"),it is possible to build a modular kernel with both built-in configfs support and modular legacy gadget drivers.

But when building a kernel without modules, it is also necessary to be able to build with configfs but without any legacy gadget driver. This was a possible configuration when the USB_CONFIGFS was a part of the choice options, but not anymore.

Mark the choice for legacy gadget drivers as optional restores this.

Fixes bc49d1d17dcf ("usb: gadget: don't couple configfs to legacy gadgets")
---
 drivers/usb/gadget/Kconfig |    1 +
 1 file changed, 1 insertion(+)
drivers/usb/gadget/Kconfig +1 -0
@@ -460,6 +460,7 @@ config USB_CONFIGFS_F_TCM
 choice
 	tristate "USB Gadget Drivers"
 	default USB_ETH
+	optional
 	help
 	  A Linux "Gadget Driver" talks to the USB Peripheral Controller
 	  driver through the abstract "gadget" API.  Some other operating

Patches currently in stable-queue which might be from [email protected] are

queue-4.11/usb-gadget-legacy-gadgets-are-optional.patch