diff --git a/sound/usb/usx2y/usb_stream.c b/sound/usb/usx2y/usb_stream.c index c400ade3ff08b8c18d8225a9688b38f9e1c487cc..1e7a47a86605078d2934720f168da85cbf8145ce 100644 --- a/sound/usb/usx2y/usb_stream.c +++ b/sound/usb/usx2y/usb_stream.c @@ -674,7 +674,7 @@ int usb_stream_start(struct usb_stream_kernel *sk) inurb->transfer_buffer_length = inurb->number_of_packets * inurb->iso_frame_desc[0].length; - preempt_disable(); + if (u == 0) { int now; struct usb_device *dev = inurb->dev; @@ -686,19 +686,17 @@ int usb_stream_start(struct usb_stream_kernel *sk) } err = usb_submit_urb(inurb, GFP_ATOMIC); if (err < 0) { - preempt_enable(); snd_printk(KERN_ERR"usb_submit_urb(sk->inurb[%i])" " returned %i\n", u, err); return err; } err = usb_submit_urb(outurb, GFP_ATOMIC); if (err < 0) { - preempt_enable(); snd_printk(KERN_ERR"usb_submit_urb(sk->outurb[%i])" " returned %i\n", u, err); return err; } - preempt_enable(); + if (inurb->start_frame != outurb->start_frame) { snd_printd(KERN_DEBUG "u[%i] start_frames differ in:%u out:%u\n",