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-rw-r--r--sound/usb/mixer_quirks.c38
1 files changed, 29 insertions, 9 deletions
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c
index b44df6e5109b..12125ca7167f 100644
--- a/sound/usb/mixer_quirks.c
+++ b/sound/usb/mixer_quirks.c
@@ -935,26 +935,46 @@ static int snd_ftu_create_mixer(struct usb_mixer_interface *mixer)
static int snd_ebox44_create_mixer(struct usb_mixer_interface *mixer)
{
- snd_create_std_mono_ctl(mixer, 4, 1, 0x0, USB_MIXER_INV_BOOLEAN,
+ int err;
+
+ err = snd_create_std_mono_ctl(mixer, 4, 1, 0x0, USB_MIXER_INV_BOOLEAN,
"Headphone Playback Switch", NULL);
- snd_create_std_mono_ctl(mixer, 4, 2, 0x1, USB_MIXER_S16,
+ if (err < 0)
+ return err;
+ err = snd_create_std_mono_ctl(mixer, 4, 2, 0x1, USB_MIXER_S16,
"Headphone A Mix Playback Volume", NULL);
- snd_create_std_mono_ctl(mixer, 4, 2, 0x2, USB_MIXER_S16,
+ if (err < 0)
+ return err;
+ err = snd_create_std_mono_ctl(mixer, 4, 2, 0x2, USB_MIXER_S16,
"Headphone B Mix Playback Volume", NULL);
+ if (err < 0)
+ return err;
- snd_create_std_mono_ctl(mixer, 7, 1, 0x0, USB_MIXER_INV_BOOLEAN,
+ err = snd_create_std_mono_ctl(mixer, 7, 1, 0x0, USB_MIXER_INV_BOOLEAN,
"Output Playback Switch", NULL);
- snd_create_std_mono_ctl(mixer, 7, 2, 0x1, USB_MIXER_S16,
+ if (err < 0)
+ return err;
+ err = snd_create_std_mono_ctl(mixer, 7, 2, 0x1, USB_MIXER_S16,
"Output A Playback Volume", NULL);
- snd_create_std_mono_ctl(mixer, 7, 2, 0x2, USB_MIXER_S16,
+ if (err < 0)
+ return err;
+ err = snd_create_std_mono_ctl(mixer, 7, 2, 0x2, USB_MIXER_S16,
"Output B Playback Volume", NULL);
+ if (err < 0)
+ return err;
- snd_create_std_mono_ctl(mixer, 10, 1, 0x0, USB_MIXER_INV_BOOLEAN,
+ err = snd_create_std_mono_ctl(mixer, 10, 1, 0x0, USB_MIXER_INV_BOOLEAN,
"Input Capture Switch", NULL);
- snd_create_std_mono_ctl(mixer, 10, 2, 0x1, USB_MIXER_S16,
+ if (err < 0)
+ return err;
+ err = snd_create_std_mono_ctl(mixer, 10, 2, 0x1, USB_MIXER_S16,
"Input A Capture Volume", NULL);
- snd_create_std_mono_ctl(mixer, 10, 2, 0x2, USB_MIXER_S16,
+ if (err < 0)
+ return err;
+ err = snd_create_std_mono_ctl(mixer, 10, 2, 0x2, USB_MIXER_S16,
"Input B Capture Volume", NULL);
+ if (err < 0)
+ return err;
return 0;
}