Clean up the SG list after transfer completetion for out transfers if one
was created by the HWA.
Signed-off-by: Thomas Pugliese <thomas.pugliese@xxxxxxxxx>
---
drivers/usb/wusbcore/wa-xfer.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c
index 4531752..78b7ae0 100644
--- a/drivers/usb/wusbcore/wa-xfer.c
+++ b/drivers/usb/wusbcore/wa-xfer.c
@@ -520,6 +520,10 @@ static void wa_seg_dto_cb(struct urb *urb)
unsigned rpipe_ready = 0;
u8 done = 0;
+ /* free the sg if it was used. */
+ kfree(urb->sg);
+ urb->sg = NULL;
+
switch (urb->status) {
case 0:
spin_lock_irqsave(&xfer->lock, flags);
--
1.7.10.4
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