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| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-08-10 12:35:30 +0300 |
|---|---|---|
| committer | Sasha Levin <alexander.levin@verizon.com> | 2016-08-31 19:32:14 -0400 |
| commit | 1bc6efe066926ad0f3e76d3bd109162cac3f0c3e (patch) | |
| tree | 4e5662a1d1a04fdae4f76f2c6f0ad9a5e8b86a8c /drivers | |
| parent | de72ed191825536e27049f353526d7977f4995dc (diff) | |
| download | lwn-1bc6efe066926ad0f3e76d3bd109162cac3f0c3e.tar.gz lwn-1bc6efe066926ad0f3e76d3bd109162cac3f0c3e.zip | |
usb: dwc3: gadget: always cleanup all TRBs
[ Upstream commit 7c705dfe2ebe731c8fd068623b6b4df2d3512c08 ]
If we stop earlier due to short packet, we will
not be able to giveback all TRBs.
Cc: <stable@vger.kernel.org>
Cc: Brian E Rogers <brian.e.rogers@intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Signed-off-by: Sasha Levin <alexander.levin@verizon.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/dwc3/gadget.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index ec6440ff73c2..2d49d66113ee 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1873,7 +1873,7 @@ static int __dwc3_cleanup_done_trbs(struct dwc3 *dwc, struct dwc3_ep *dep, s_pkt = 1; } - if (s_pkt) + if (s_pkt && !chain) return 1; if ((event->status & DEPEVT_STATUS_LST) && (trb->ctrl & (DWC3_TRB_CTRL_LST | |