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[v2,4/4] ALSA: usb-audio: Always create the interrupt pipe for the mixer

Message ID 20180614140558.28277-5-jorge.sanjuan@codethink.co.uk
State New, archived
Headers show

Commit Message

Jorge Sanjuan June 14, 2018, 2:05 p.m. UTC
An UAC3 BADD device may also include an interrupt status pipe
to report changes on the HEADSET ADAPTER terminals. The creation
of the status pipe is dependent on the device reporting that it
has it.

Signed-off-by: Jorge Sanjuan <jorge.sanjuan@codethink.co.uk>
---
 sound/usb/mixer.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
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Patch

diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 03b8a2ac93c8..b1dcf6dfc27e 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -3338,10 +3338,12 @@  int snd_usb_create_mixer(struct snd_usb_audio *chip, int ctrlif,
 		err = snd_usb_mixer_controls(mixer);
 		if (err < 0)
 			goto _error;
-		err = snd_usb_mixer_status_create(mixer);
-		if (err < 0)
-			goto _error;
 	}
+
+	err = snd_usb_mixer_status_create(mixer);
+	if (err < 0)
+		goto _error;
+
 	err = create_keep_iface_ctl(mixer);
 	if (err < 0)
 		goto _error;