diff options
Diffstat (limited to 'drivers/usb/wusbcore')
| -rw-r--r-- | drivers/usb/wusbcore/wa-xfer.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/usb/wusbcore/wa-xfer.c b/drivers/usb/wusbcore/wa-xfer.c index 6e0d377d437c..cf7c95ceebe0 100644 --- a/drivers/usb/wusbcore/wa-xfer.c +++ b/drivers/usb/wusbcore/wa-xfer.c @@ -2007,6 +2007,16 @@ int wa_urb_dequeue(struct wahc *wa, struct urb *urb, int status) case WA_SEG_ABORTED: break; /* + * The buf_in data for a segment in the + * WA_SEG_DTI_PENDING state is actively being read. + * Let wa_buf_in_cb handle it since it will be called + * and will increment xfer->segs_done. Cleaning up + * here could cause wa_buf_in_cb to access the xfer + * after it has been completed/freed. + */ + case WA_SEG_DTI_PENDING: + break; + /* * In the states below, the HWA device already knows * about the transfer. If an abort request was sent, * allow the HWA to process it and wait for the @@ -2015,7 +2025,6 @@ int wa_urb_dequeue(struct wahc *wa, struct urb *urb, int status) */ case WA_SEG_SUBMITTED: case WA_SEG_PENDING: - case WA_SEG_DTI_PENDING: /* * Check if the abort was successfully sent. This could * be false if the HWA has been removed but we haven't |