diff options
| author | Christian Gromm <christian.gromm@microchip.com> | 2016-08-19 11:12:48 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-08-21 16:53:56 +0200 |
| commit | 72df4a55e9ab955d2143e638d9b24343e7658d6f (patch) | |
| tree | 9b2f5435bc1e161b0afb9500e10d1e54148360f9 /drivers/staging/most/hdm-usb/hdm_usb.c | |
| parent | cc28983c322030ce7a3d748833186eab86a41570 (diff) | |
staging: most: hdm-usb: stop core from submitting buffers in case of broken pipe
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.shvetsov@k2l.de>
Signed-off-by: Christian Gromm <christian.gromm@microchip.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/most/hdm-usb/hdm_usb.c')
| -rw-r--r-- | drivers/staging/most/hdm-usb/hdm_usb.c | 4 |
1 files 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 8f1c09670dfb..03cdd0d1283d 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); @@ -936,8 +937,7 @@ 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); } |