diff options
Diffstat (limited to 'sys/dev/usb/usb_hub.c')
| -rw-r--r-- | sys/dev/usb/usb_hub.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sys/dev/usb/usb_hub.c b/sys/dev/usb/usb_hub.c index 85448b9..2f3dbe5 100644 --- a/sys/dev/usb/usb_hub.c +++ b/sys/dev/usb/usb_hub.c @@ -1757,9 +1757,11 @@ usbd_fs_isoc_schedule_alloc_slot(struct usb_xfer *isoc_xfer, uint16_t isoc_time) data_len += len; } - /* check double buffered transfers */ - - TAILQ_FOREACH(pipe_xfer, &xfer->endpoint->endpoint_q.head, + /* + * Check double buffered transfers. Only stream ID + * equal to zero is valid here! + */ + TAILQ_FOREACH(pipe_xfer, &xfer->endpoint->endpoint_q[0].head, wait_entry) { /* skip self, if any */ |
