[PATCH 2/5] staging: vt6656: s_nsInterruptUsbIoCompleteRead add urb status returns

* [PATCH 2/5] staging: vt6656: s_nsInterruptUsbIoCompleteRead add urb status returns
@ 2014-02-17 21:16 Malcolm Priestley
  0 siblings, 0 replies; only message in thread
From: Malcolm Priestley @ 2014-02-17 21:16 UTC (permalink / raw)
  To: gregkh; +Cc: linux-wireless

Drop out of urb return on usb errors and set intBuf.bInUse to false.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
---
 drivers/staging/vt6656/usbpipe.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/drivers/staging/vt6656/usbpipe.c b/drivers/staging/vt6656/usbpipe.c
index 258eec1..d18cb2f 100644
--- a/drivers/staging/vt6656/usbpipe.c
+++ b/drivers/staging/vt6656/usbpipe.c
@@ -364,6 +364,19 @@ static void s_nsInterruptUsbIoCompleteRead(struct urb *urb)
     //      4) The irp was cancelled.
     //      5) Some other failure from the USB device object.
     //
+	switch (urb->status) {
+	case 0:
+	case -ETIMEDOUT:
+		break;
+	case -ECONNRESET:
+	case -ENOENT:
+	case -ESHUTDOWN:
+		pDevice->intBuf.bInUse = false;
+		return;
+	default:
+		break;
+	}
+
     ntStatus = urb->status;
 
     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO"s_nsInterruptUsbIoCompleteRead Status %d\n", ntStatus);
-- 
1.9.rc1



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