ALSA: usb-audio: Don't resubmit pending URBs at MIDI error recovery

[pandora-kernel.git] / sound / usb / midi.c

diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index e5fee18..de86e74 100644 (file)
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -364,6 +364,8 @@ static void snd_usbmidi_error_timer(unsigned long data)
                if (in && in->error_resubmit) {
                        in->error_resubmit = 0;
                        for (j = 0; j < INPUT_URBS; ++j) {
                if (in && in->error_resubmit) {
                        in->error_resubmit = 0;
                        for (j = 0; j < INPUT_URBS; ++j) {

+                               if (atomic_read(&in->urbs[j]->use_count))
+                                       continue;

                                in->urbs[j]->dev = umidi->dev;
                                snd_usbmidi_submit_urb(in->urbs[j], GFP_ATOMIC);
                        }
                                in->urbs[j]->dev = umidi->dev;
                                snd_usbmidi_submit_urb(in->urbs[j], GFP_ATOMIC);
                        }