diff options
| author | Daniel Mack <daniel@zonque.org> | 2014-10-19 09:11:25 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2014-10-19 11:36:25 +0200 |
| commit | 49fd46d2ffc92de3f4bd2e337f60b8b6052dc8b6 (patch) | |
| tree | df98b26ad6cc5a39550c0f6e28693f0011f38e50 /sound/usb | |
| parent | ALSA: au88x0: pr_* replaced with dev_* (diff) | |
| download | linux-49fd46d2ffc92de3f4bd2e337f60b8b6052dc8b6.tar.xz linux-49fd46d2ffc92de3f4bd2e337f60b8b6052dc8b6.zip | |
ALSA: snd-usb: drop unused varible assigments
Don't assign 'len' in cases where we don't make use of the returned value.
Signed-off-by: Daniel Mack <daniel@zonque.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/usb')
| -rw-r--r-- | sound/usb/mixer.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 2e4a9dbc51fa..63a8adb1705e 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -1290,9 +1290,8 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc, kctl->id.name, sizeof(kctl->id.name), 1); if (!len) - len = snprintf(kctl->id.name, - sizeof(kctl->id.name), - "Feature %d", unitid); + snprintf(kctl->id.name, sizeof(kctl->id.name), + "Feature %d", unitid); } if (!mapped_name) @@ -1305,9 +1304,9 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc, */ if (!mapped_name && !(state->oterm.type >> 16)) { if ((state->oterm.type & 0xff00) == 0x0100) - len = append_ctl_name(kctl, " Capture"); + append_ctl_name(kctl, " Capture"); else - len = append_ctl_name(kctl, " Playback"); + append_ctl_name(kctl, " Playback"); } append_ctl_name(kctl, control == UAC_FU_MUTE ? " Switch" : " Volume"); |