This patch ensures that no more packets are submitted by the core in
case an USB endpoint has reported a broken pipe (-EPIPE).
Signed-off-by: Andrey Shvetsov <andrey.shvet...@k2l.de>
Signed-off-by: Christian Gromm <christian.gr...@microchip.com>
---
drivers/staging/most/hdm-usb/hdm_usb.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/most/hdm-usb/hdm_usb.c
b/drivers/staging/most/hdm-usb/hdm_usb.c
index 86bf978..b566462 100644
--- a/drivers/staging/most/hdm-usb/hdm_usb.c
+++ b/drivers/staging/most/hdm-usb/hdm_usb.c
@@ -580,6 +580,7 @@ static void hdm_read_completion(struct urb *urb)
switch (urb->status) {
case -EPIPE:
dev_warn(dev, "Broken IN pipe detected\n");
+ most_stop_enqueue(&mdev->iface, channel);
mbo->status = MBO_E_INVAL;
mdev->clear_work[channel].pipe = urb->pipe;
schedule_work(&mdev->clear_work[channel].ws);
@@ -938,8 +939,7 @@ static void wq_clear_halt(struct work_struct *wq_obj)
if (usb_clear_halt(mdev->usb_device, pipe))
dev_warn(&mdev->usb_device->dev, "Failed to reset endpoint.\n");
- if (mdev->conf[channel].direction & MOST_CH_TX)
- most_resume_enqueue(&mdev->iface, channel);
+ most_resume_enqueue(&mdev->iface, channel);
mutex_unlock(&mdev->io_mutex);
}
--
1.9.1
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