Merge branch 'for-linus' into for-next

This is a preliminary merge before the upcoming merge of generic parser
branch.

1 files changed, 10 insertions, 0 deletions

diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index 3a384479e923..b839b60f9858 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -515,6 +515,16 @@ static int configure_sync_endpoint(struct snd_usb_substream *subs)
         struct snd_usb_substream *sync_subs =
                 &subs->stream->substream[subs->direction ^ 1];
 
+        if (subs->sync_endpoint->type != SND_USB_ENDPOINT_TYPE_DATA ||
+            !subs->stream)
+                return snd_usb_endpoint_set_params(subs->sync_endpoint,
+                                                   subs->pcm_format,
+                                                   subs->channels,
+                                                   subs->period_bytes,
+                                                   subs->cur_rate,
+                                                   subs->cur_audiofmt,
+                                                   NULL);
+
         /* Try to find the best matching audioformat. */
         list_for_each_entry(fp, &sync_subs->fmt_list, list) {
                 int score = match_endpoint_audioformats(fp, subs->cur_audiofmt,