Commit 2d6d0c69 authored by Thinh Nguyen's avatar Thinh Nguyen Committed by Greg Kroah-Hartman
Browse files

usb: gadget: f_tcm: Stop proceeding further on -ESHUTDOWN 



If the error code is -ESHUTDOWN, stop processing the request/command
further and prepare for teardown. -ESHUTDOWN is for device reset or
disconnection.

Signed-off-by: default avatarThinh Nguyen <Thinh.Nguyen@synopsys.com>
Link: https://lore.kernel.org/r/b14410cce6bc7b8a0b43da23a8e0cf1ed1fa8ab6.1733876548.git.Thinh.Nguyen@synopsys.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 89e4ec50

drivers/usb/gadget/function/f_tcm.c

+7 −3
Original line number Diff line number Diff line
@@ -62,10 +62,11 @@ static void bot_status_complete(struct usb_ep *ep, struct usb_request *req) 
	struct f_uas *fu = cmd->fu;



	transport_generic_free_cmd(&cmd->se_cmd, 0);

	if (req->status < 0) {

		pr_err("ERR %s(%d)\n", __func__, __LINE__);

	if (req->status == -ESHUTDOWN)

		return;

	}



	if (req->status < 0)

		pr_err("ERR %s(%d)\n", __func__, __LINE__);



	/* CSW completed, wait for next CBW */

	bot_enqueue_cmd_cbw(fu);
@@ -276,6 +277,9 @@ static void bot_cmd_complete(struct usb_ep *ep, struct usb_request *req) 
	struct f_uas *fu = req->context;

	int ret;



	if (req->status == -ESHUTDOWN)

		return;



	fu->flags &= ~USBG_BOT_CMD_PEND;



	if (req->status < 0)