diff options
| author | Takashi Iwai <tiwai@suse.de> | 2012-04-24 08:07:38 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-04-24 08:07:38 +0200 |
| commit | baba2e0d2bf5d68e4ec0d8a4d700724ef866249f (patch) | |
| tree | 10853275f81b5db35d3dd73bcfc22acf8efa620d /sound/usb | |
| parent | d34bf1485192b9cedb7b0dec8988324099b6a0b1 (diff) | |
ALSA: usb-audio: Add missing error checks in snd_ebox44_create_mixer()
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/mixer_quirks.c | 38 |
1 files changed, 29 insertions, 9 deletions
diff --git a/sound/usb/mixer_quirks.c b/sound/usb/mixer_quirks.c index b44df6e5109..12125ca7167 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; } |