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authorTakashi Iwai <tiwai@suse.de>2019-09-14 17:24:57 +0200
committerTakashi Iwai <tiwai@suse.de>2019-09-14 17:26:10 +0200
commitd3f9990f1b48514b33342612b51fad238592d774 (patch)
tree9ad5ae81ba3e820e91a09e2675b7c98675bd809e /sound/usb/pcm.c
parente1a00b5b253a4f97216b9a33199a863987075162 (diff)
parent7711fb7dac1ab77fd1b4d948f4647a569e4a1ae2 (diff)
downloadlinux-d3f9990f1b48514b33342612b51fad238592d774.tar.gz
Merge branch 'for-next' into for-linus
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb/pcm.c')
-rw-r--r--sound/usb/pcm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/sound/usb/pcm.c b/sound/usb/pcm.c
index e4bbf79de956..33cd26763c0e 100644
--- a/sound/usb/pcm.c
+++ b/sound/usb/pcm.c
@@ -457,6 +457,7 @@ static int set_sync_endpoint(struct snd_usb_substream *subs,
 	}
 	ep = get_endpoint(alts, 1)->bEndpointAddress;
 	if (get_endpoint(alts, 0)->bLength >= USB_DT_ENDPOINT_AUDIO_SIZE &&
+	    get_endpoint(alts, 0)->bSynchAddress != 0 &&
 	    ((is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress | USB_DIR_IN)) ||
 	     (!is_playback && ep != (unsigned int)(get_endpoint(alts, 0)->bSynchAddress & ~USB_DIR_IN)))) {
 		dev_err(&dev->dev,