diff mbox series

[v3,20/28] usb: gadget: f_tcm: Stop proceeding further on -ESHUTDOWN

Message ID b14410cce6bc7b8a0b43da23a8e0cf1ed1fa8ab6.1733876548.git.Thinh.Nguyen@synopsys.com
State New
Headers show
Series [v3,01/28] usb: gadget: f_tcm: Don't free command immediately | expand

Commit Message

Thinh Nguyen Dec. 11, 2024, 12:33 a.m. UTC 
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: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
---
 drivers/usb/gadget/function/f_tcm.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)
diff mbox series

Patch

diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
index 8a5aa58e166e..6aa341c1472a 100644
--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -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)