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ALSA: snd-usb: mixer: remove error messages on failed kmalloc()

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If kmalloc() fails, warnings will be loud enough. We can safely just
return -ENOMEM in such cases.

Signed-off-by: Daniel Mack <zonque@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Daniel Mack 2014-05-24 10:58:17 +02:00 committed by Takashi Iwai
parent 6bc170e4e8
commit a860d95f74
1 changed files with 3 additions and 12 deletions
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15
sound/usb/mixer.c
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@ -1229,10 +1229,8 @@ static void build_feature_ctl(struct mixer_build *state, void *raw_desc,
return;
cval = kzalloc(sizeof(*cval), GFP_KERNEL);
if (!cval) {
usb_audio_err(state->chip, "cannot malloc kcontrol\n");
if (!cval)
return;
}
cval->mixer = state->mixer;
cval->id = unitid;
cval->control = control;
@ -1815,10 +1813,8 @@ static int build_audio_procunit(struct mixer_build *state, int unitid,
if (check_ignored_ctl(map))
continue;
cval = kzalloc(sizeof(*cval), GFP_KERNEL);
if (!cval) {
usb_audio_err(state->chip, "cannot malloc kcontrol\n");
if (!cval)
return -ENOMEM;
}
cval->mixer = state->mixer;
cval->id = unitid;
cval->control = valinfo->control;
@ -1849,7 +1845,6 @@ static int build_audio_procunit(struct mixer_build *state, int unitid,
kctl = snd_ctl_new1(&mixer_procunit_ctl, cval);
if (!kctl) {
usb_audio_err(state->chip, "cannot malloc kcontrol\n");
kfree(cval);
return -ENOMEM;
}
@ -2028,10 +2023,8 @@ static int parse_audio_selector_unit(struct mixer_build *state, int unitid,
return 0;
cval = kzalloc(sizeof(*cval), GFP_KERNEL);
if (!cval) {
usb_audio_err(state->chip, "cannot malloc kcontrol\n");
if (!cval)
return -ENOMEM;
}
cval->mixer = state->mixer;
cval->id = unitid;
cval->val_type = USB_MIXER_U8;
@ -2048,7 +2041,6 @@ static int parse_audio_selector_unit(struct mixer_build *state, int unitid,
namelist = kmalloc(sizeof(char *) * desc->bNrInPins, GFP_KERNEL);
if (!namelist) {
usb_audio_err(state->chip, "cannot malloc\n");
kfree(cval);
return -ENOMEM;
}
@ -2058,7 +2050,6 @@ static int parse_audio_selector_unit(struct mixer_build *state, int unitid,
len = 0;
namelist[i] = kmalloc(MAX_ITEM_NAME_LEN, GFP_KERNEL);
if (!namelist[i]) {
usb_audio_err(state->chip, "cannot malloc\n");
while (i--)
kfree(namelist[i]);
kfree(namelist);