[PATCH] usb: gadget: f_mass_storage: Shut down mass storage device when USB connection is shut, down.

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f_mass_storage continues to send out packets after the connection to the USB host has been terminated, ignoring the error status.

Signed-off-by: Florian Faber <faber@xxxxxxxxxxx>

---
 drivers/usb/gadget/function/f_mass_storage.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/usb/gadget/function/f_mass_storage.c b/drivers/usb/gadget/function/f_mass_storage.c
index 6ad669dde41c..1e73ba629e43 100644
--- a/drivers/usb/gadget/function/f_mass_storage.c
+++ b/drivers/usb/gadget/function/f_mass_storage.c
@@ -529,6 +529,10 @@ static int start_transfer(struct fsg_dev *fsg, struct usb_ep *ep,
 		/* We can't do much more than wait for a reset */
 		req->status = rc;

+		if (rc==-ESHUTDOWN) {
+			fsg->common->running = 0;
+		}
+
 		/*
 		 * Note: currently the net2280 driver fails zero-length
 		 * submissions if DMA is enabled.
--
2.33.0

Flo
--
Machines can do the work, so people have time to think.



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