* [PATCH 1/3] ALSA: trident: Adjust 34 function calls together with a variable assignment
2017-11-18 19:10 [PATCH 0/3] ALSA-Trident 4DWave: Fine-tuning for nine function implementations SF Markus Elfring
@ 2017-11-18 19:11 ` SF Markus Elfring
2017-11-18 19:12 ` [PATCH 2/3] ALSA: trident: Use common error handling code in two functions SF Markus Elfring
2017-11-18 19:13 ` [PATCH 3/3] ALSA: trident: Use common error handling code in snd_trident_mixer() SF Markus Elfring
2 siblings, 0 replies; 4+ messages in thread
From: SF Markus Elfring @ 2017-11-18 19:11 UTC (permalink / raw)
To: alsa-devel, Arvind Yadav, Bhumika Goyal, Jaroslav Kysela, Takashi Iwai
Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 18 Nov 2017 18:50:22 +0100
The script "checkpatch.pl" pointed information out like the following.
ERROR: do not use assignment in if condition
Thus fix affected source code places.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
sound/pci/trident/trident.c | 24 +++++----
sound/pci/trident/trident_main.c | 113 ++++++++++++++++++++++++++-------------
2 files changed, 90 insertions(+), 47 deletions(-)
diff --git a/sound/pci/trident/trident.c b/sound/pci/trident/trident.c
index cedf13b64803..fd35f7826845 100644
--- a/sound/pci/trident/trident.c
+++ b/sound/pci/trident/trident.c
@@ -94,11 +94,13 @@ static int snd_trident_probe(struct pci_dev *pci,
if (err < 0)
return err;
- if ((err = snd_trident_create(card, pci,
- pcm_channels[dev],
- ((pci->vendor << 16) | pci->device) == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2,
- wavetable_size[dev],
- &trident)) < 0) {
+ err = snd_trident_create(card, pci,
+ pcm_channels[dev],
+ ((pci->vendor << 16) | pci->device)
+ == TRIDENT_DEVICE_ID_SI7018 ? 1 : 2,
+ wavetable_size[dev],
+ &trident);
+ if (err < 0) {
snd_card_free(card);
return err;
}
@@ -127,21 +129,24 @@ static int snd_trident_probe(struct pci_dev *pci,
sprintf(card->longname, "%s PCI Audio at 0x%lx, irq %d",
card->shortname, trident->port, trident->irq);
- if ((err = snd_trident_pcm(trident, pcm_dev++)) < 0) {
+ err = snd_trident_pcm(trident, pcm_dev++);
+ if (err < 0) {
snd_card_free(card);
return err;
}
switch (trident->device) {
case TRIDENT_DEVICE_ID_DX:
case TRIDENT_DEVICE_ID_NX:
- if ((err = snd_trident_foldback_pcm(trident, pcm_dev++)) < 0) {
+ err = snd_trident_foldback_pcm(trident, pcm_dev++);
+ if (err < 0) {
snd_card_free(card);
return err;
}
break;
}
if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
- if ((err = snd_trident_spdif_pcm(trident, pcm_dev++)) < 0) {
+ err = snd_trident_spdif_pcm(trident, pcm_dev++);
+ if (err < 0) {
snd_card_free(card);
return err;
}
@@ -158,7 +163,8 @@ static int snd_trident_probe(struct pci_dev *pci,
snd_trident_create_gameport(trident);
- if ((err = snd_card_register(card)) < 0) {
+ err = snd_card_register(card);
+ if (err < 0) {
snd_card_free(card);
return err;
}
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index eabd84d9ffee..88d666cb3300 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -822,9 +822,10 @@ static int snd_trident_allocate_pcm_mem(struct snd_pcm_substream *substream,
struct snd_trident *trident = snd_pcm_substream_chip(substream);
struct snd_pcm_runtime *runtime = substream->runtime;
struct snd_trident_voice *voice = runtime->private_data;
- int err;
+ int err = snd_pcm_lib_malloc_pages(substream,
+ params_buffer_bytes(hw_params));
- if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
+ if (err < 0)
return err;
if (trident->tlb.entries) {
if (err > 0) { /* change */
@@ -1142,12 +1143,11 @@ static int snd_trident_capture_prepare(struct snd_pcm_substream *substream)
static int snd_trident_si7018_capture_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *hw_params)
{
- int err;
-
- if ((err = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(hw_params))) < 0)
- return err;
+ int err = snd_pcm_lib_malloc_pages(substream,
+ params_buffer_bytes(hw_params));
- return snd_trident_allocate_evoice(substream, hw_params);
+ return (err < 0) ? err : snd_trident_allocate_evoice(substream,
+ hw_params);
}
/*---------------------------------------------------------------------------
@@ -2174,9 +2174,10 @@ static const struct snd_pcm_ops snd_trident_spdif_7018_ops = {
int snd_trident_pcm(struct snd_trident *trident, int device)
{
struct snd_pcm *pcm;
- int err;
+ int err = snd_pcm_new(trident->card, "trident_dx_nx",
+ device, trident->ChanPCM, 1, &pcm);
- if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, trident->ChanPCM, 1, &pcm)) < 0)
+ if (err < 0)
return err;
pcm->private_data = trident;
@@ -2233,7 +2234,10 @@ int snd_trident_foldback_pcm(struct snd_trident *trident, int device)
if (trident->device == TRIDENT_DEVICE_ID_NX)
num_chan = 4;
- if ((err = snd_pcm_new(trident->card, "trident_dx_nx", device, 0, num_chan, &foldback)) < 0)
+
+ err = snd_pcm_new(trident->card, "trident_dx_nx", device,
+ 0, num_chan, &foldback);
+ if (err < 0)
return err;
foldback->private_data = trident;
@@ -2279,9 +2283,10 @@ int snd_trident_foldback_pcm(struct snd_trident *trident, int device)
int snd_trident_spdif_pcm(struct snd_trident *trident, int device)
{
struct snd_pcm *spdif;
- int err;
+ int err = snd_pcm_new(trident->card, "trident_dx_nx IEC958",
+ device, 1, 0, &spdif);
- if ((err = snd_pcm_new(trident->card, "trident_dx_nx IEC958", device, 1, 0, &spdif)) < 0)
+ if (err < 0)
return err;
spdif->private_data = trident;
@@ -2973,7 +2978,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
if (!uctl)
return -ENOMEM;
- if ((err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus)) < 0)
+ err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus);
+ if (err < 0)
goto __out;
memset(&_ac97, 0, sizeof(_ac97));
@@ -2981,9 +2987,11 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
trident->ac97_detect = 1;
__again:
- if ((err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97)) < 0) {
+ err = snd_ac97_mixer(trident->ac97_bus, &_ac97, &trident->ac97);
+ if (err < 0) {
if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
- if ((err = snd_trident_sis_reset(trident)) < 0)
+ err = snd_trident_sis_reset(trident);
+ if (err < 0)
goto __out;
if (retries-- > 0)
goto __again;
@@ -3014,10 +3022,14 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
trident->ac97_detect = 0;
if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
- if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident))) < 0)
+ kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
- if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident))) < 0)
+ kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
@@ -3031,28 +3043,45 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
tmix = &trident->pcm_mixer[idx];
tmix->voice = NULL;
}
- if ((trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident)) == NULL)
+
+ trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident);
+ if (!trident->ctl_vol)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_vol)))
+
+ err = snd_ctl_add(card, trident->ctl_vol);
+ if (err)
goto __out;
- if ((trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident)) == NULL)
+ trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident);
+ if (!trident->ctl_pan)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_pan)))
+
+ err = snd_ctl_add(card, trident->ctl_pan);
+ if (err)
goto __out;
- if ((trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control, trident)) == NULL)
+ trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control,
+ trident);
+ if (!trident->ctl_rvol)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_rvol)))
+
+ err = snd_ctl_add(card, trident->ctl_rvol);
+ if (err)
goto __out;
- if ((trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control, trident)) == NULL)
+ trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control,
+ trident);
+ if (!trident->ctl_cvol)
goto __nomem;
- if ((err = snd_ctl_add(card, trident->ctl_cvol)))
+
+ err = snd_ctl_add(card, trident->ctl_cvol);
+ if (err)
goto __out;
if (trident->device == TRIDENT_DEVICE_ID_NX) {
- if ((err = snd_ctl_add(card, kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident))) < 0)
+ kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident);
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
}
@@ -3068,7 +3097,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF))
kctl->id.index++;
idx = kctl->id.index;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl->put(kctl, uctl);
@@ -3079,7 +3109,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
}
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident);
@@ -3089,7 +3120,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
}
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident);
@@ -3099,7 +3131,8 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
}
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
- if ((err = snd_ctl_add(card, kctl)) < 0)
+ err = snd_ctl_add(card, kctl);
+ if (err < 0)
goto __out;
trident->spdif_pcm_ctl = kctl;
}
@@ -3499,9 +3532,9 @@ static int snd_trident_4d_nx_init(struct snd_trident *trident)
*/
static int snd_trident_sis_init(struct snd_trident *trident)
{
- int err;
+ int err = snd_trident_sis_reset(trident);
- if ((err = snd_trident_sis_reset(trident)) < 0)
+ if (err < 0)
return err;
snd_trident_stop_all_voices(trident);
@@ -3546,7 +3579,8 @@ int snd_trident_create(struct snd_card *card,
*rtrident = NULL;
/* enable PCI device */
- if ((err = pci_enable_device(pci)) < 0)
+ err = pci_enable_device(pci);
+ if (err < 0)
return err;
/* check, if we can restrict PCI DMA transfers to 30 bits */
if (dma_set_mask(&pci->dev, DMA_BIT_MASK(30)) < 0 ||
@@ -3580,8 +3614,8 @@ int snd_trident_create(struct snd_card *card,
trident->midi_port = TRID_REG(trident, T4D_MPU401_BASE);
pci_set_master(pci);
-
- if ((err = pci_request_regions(pci, "Trident Audio")) < 0) {
+ err = pci_request_regions(pci, "Trident Audio");
+ if (err < 0) {
kfree(trident);
pci_disable_device(pci);
return err;
@@ -3600,7 +3634,8 @@ int snd_trident_create(struct snd_card *card,
trident->tlb.entries = NULL;
trident->tlb.buffer.area = NULL;
if (trident->device == TRIDENT_DEVICE_ID_NX) {
- if ((err = snd_trident_tlb_alloc(trident)) < 0) {
+ err = snd_trident_tlb_alloc(trident);
+ if (err < 0) {
snd_trident_free(trident);
return err;
}
@@ -3628,12 +3663,14 @@ int snd_trident_create(struct snd_card *card,
return err;
}
- if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops)) < 0) {
+ err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops);
+ if (err < 0) {
snd_trident_free(trident);
return err;
}
- if ((err = snd_trident_mixer(trident, pcm_spdif_device)) < 0)
+ err = snd_trident_mixer(trident, pcm_spdif_device);
+ if (err < 0)
return err;
/* initialise synth voices */
--
2.15.0
^ permalink raw reply [flat|nested] 4+ messages in thread* [PATCH 2/3] ALSA: trident: Use common error handling code in two functions
2017-11-18 19:10 [PATCH 0/3] ALSA-Trident 4DWave: Fine-tuning for nine function implementations SF Markus Elfring
2017-11-18 19:11 ` [PATCH 1/3] ALSA: trident: Adjust 34 function calls together with a variable assignment SF Markus Elfring
@ 2017-11-18 19:12 ` SF Markus Elfring
2017-11-18 19:13 ` [PATCH 3/3] ALSA: trident: Use common error handling code in snd_trident_mixer() SF Markus Elfring
2 siblings, 0 replies; 4+ messages in thread
From: SF Markus Elfring @ 2017-11-18 19:12 UTC (permalink / raw)
To: alsa-devel, Arvind Yadav, Bhumika Goyal, Jaroslav Kysela, Takashi Iwai
Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 18 Nov 2017 19:29:35 +0100
Add jump targets so that a bit of exception handling can be better reused
at the end of these functions.
This issue was detected by using the Coccinelle software.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
sound/pci/trident/trident.c | 54 +++++++++++++++++++---------------------
sound/pci/trident/trident_main.c | 41 +++++++++++++++---------------
2 files changed, 47 insertions(+), 48 deletions(-)
diff --git a/sound/pci/trident/trident.c b/sound/pci/trident/trident.c
index fd35f7826845..830402c32395 100644
--- a/sound/pci/trident/trident.c
+++ b/sound/pci/trident/trident.c
@@ -100,10 +100,9 @@ static int snd_trident_probe(struct pci_dev *pci,
== TRIDENT_DEVICE_ID_SI7018 ? 1 : 2,
wavetable_size[dev],
&trident);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
+
card->private_data = trident;
switch (trident->device) {
@@ -130,47 +129,46 @@ static int snd_trident_probe(struct pci_dev *pci,
card->shortname, trident->port, trident->irq);
err = snd_trident_pcm(trident, pcm_dev++);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
+
switch (trident->device) {
case TRIDENT_DEVICE_ID_DX:
case TRIDENT_DEVICE_ID_NX:
err = snd_trident_foldback_pcm(trident, pcm_dev++);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
break;
}
if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
err = snd_trident_spdif_pcm(trident, pcm_dev++);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
}
- if (trident->device != TRIDENT_DEVICE_ID_SI7018 &&
- (err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE,
- trident->midi_port,
- MPU401_INFO_INTEGRATED |
- MPU401_INFO_IRQ_HOOK,
- -1, &trident->rmidi)) < 0) {
- snd_card_free(card);
- return err;
+
+ if (trident->device != TRIDENT_DEVICE_ID_SI7018) {
+ err = snd_mpu401_uart_new(card, 0, MPU401_HW_TRID4DWAVE,
+ trident->midi_port,
+ MPU401_INFO_INTEGRATED |
+ MPU401_INFO_IRQ_HOOK,
+ -1, &trident->rmidi);
+ if (err < 0)
+ goto free_card;
}
snd_trident_create_gameport(trident);
err = snd_card_register(card);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
+
pci_set_drvdata(pci, card);
dev++;
return 0;
+
+free_card:
+ snd_card_free(card);
+ return err;
}
static void snd_trident_remove(struct pci_dev *pci)
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index 88d666cb3300..9843a61a8ead 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -3587,14 +3587,14 @@ int snd_trident_create(struct snd_card *card,
dma_set_coherent_mask(&pci->dev, DMA_BIT_MASK(30)) < 0) {
dev_err(card->dev,
"architecture does not support 30bit PCI busmaster DMA\n");
- pci_disable_device(pci);
- return -ENXIO;
+ err = -ENXIO;
+ goto disable_device;
}
trident = kzalloc(sizeof(*trident), GFP_KERNEL);
if (trident == NULL) {
- pci_disable_device(pci);
- return -ENOMEM;
+ err = -ENOMEM;
+ goto disable_device;
}
trident->device = (pci->vendor << 16) | pci->device;
trident->card = card;
@@ -3617,16 +3617,15 @@ int snd_trident_create(struct snd_card *card,
err = pci_request_regions(pci, "Trident Audio");
if (err < 0) {
kfree(trident);
- pci_disable_device(pci);
- return err;
+ goto disable_device;
}
trident->port = pci_resource_start(pci, 0);
if (request_irq(pci->irq, snd_trident_interrupt, IRQF_SHARED,
KBUILD_MODNAME, trident)) {
dev_err(card->dev, "unable to grab IRQ %d\n", pci->irq);
- snd_trident_free(trident);
- return -EBUSY;
+ err = -EBUSY;
+ goto free_sound_chip;
}
trident->irq = pci->irq;
@@ -3635,10 +3634,8 @@ int snd_trident_create(struct snd_card *card,
trident->tlb.buffer.area = NULL;
if (trident->device == TRIDENT_DEVICE_ID_NX) {
err = snd_trident_tlb_alloc(trident);
- if (err < 0) {
- snd_trident_free(trident);
- return err;
- }
+ if (err < 0)
+ goto free_sound_chip;
}
trident->spdif_bits = trident->spdif_pcm_bits = SNDRV_PCM_DEFAULT_CON_SPDIF;
@@ -3658,16 +3655,12 @@ int snd_trident_create(struct snd_card *card,
snd_BUG();
break;
}
- if (err < 0) {
- snd_trident_free(trident);
- return err;
- }
+ if (err < 0)
+ goto free_sound_chip;
err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, trident, &ops);
- if (err < 0) {
- snd_trident_free(trident);
- return err;
- }
+ if (err < 0)
+ goto free_sound_chip;
err = snd_trident_mixer(trident, pcm_spdif_device);
if (err < 0)
@@ -3693,6 +3686,14 @@ int snd_trident_create(struct snd_card *card,
snd_trident_proc_init(trident);
*rtrident = trident;
return 0;
+
+disable_device:
+ pci_disable_device(pci);
+ return err;
+
+free_sound_chip:
+ snd_trident_free(trident);
+ return err;
}
/*---------------------------------------------------------------------------
--
2.15.0
^ permalink raw reply [flat|nested] 4+ messages in thread* [PATCH 3/3] ALSA: trident: Use common error handling code in snd_trident_mixer()
2017-11-18 19:10 [PATCH 0/3] ALSA-Trident 4DWave: Fine-tuning for nine function implementations SF Markus Elfring
2017-11-18 19:11 ` [PATCH 1/3] ALSA: trident: Adjust 34 function calls together with a variable assignment SF Markus Elfring
2017-11-18 19:12 ` [PATCH 2/3] ALSA: trident: Use common error handling code in two functions SF Markus Elfring
@ 2017-11-18 19:13 ` SF Markus Elfring
2 siblings, 0 replies; 4+ messages in thread
From: SF Markus Elfring @ 2017-11-18 19:13 UTC (permalink / raw)
To: alsa-devel, Arvind Yadav, Bhumika Goyal, Jaroslav Kysela, Takashi Iwai
Cc: LKML, kernel-janitors
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Sat, 18 Nov 2017 19:49:50 +0100
Adjust jump targets so that a bit of exception handling can be better
reused at the end of this function.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
sound/pci/trident/trident_main.c | 71 +++++++++++++++++++---------------------
1 file changed, 33 insertions(+), 38 deletions(-)
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index 9843a61a8ead..2cb5da02ad9b 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -2980,7 +2980,7 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
err = snd_ac97_bus(trident->card, 0, &ops, NULL, &trident->ac97_bus);
if (err < 0)
- goto __out;
+ goto free_control;
memset(&_ac97, 0, sizeof(_ac97));
_ac97.private_data = trident;
@@ -2992,12 +2992,12 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
if (trident->device == TRIDENT_DEVICE_ID_SI7018) {
err = snd_trident_sis_reset(trident);
if (err < 0)
- goto __out;
+ goto free_control;
if (retries-- > 0)
goto __again;
err = -EIO;
}
- goto __out;
+ goto free_control;
}
/* secondary codec? */
@@ -3025,12 +3025,12 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
kctl = snd_ctl_new1(&snd_trident_vol_wave_control, trident);
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
kctl->put(kctl, uctl);
kctl = snd_ctl_new1(&snd_trident_vol_music_control, trident);
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
kctl->put(kctl, uctl);
outl(trident->musicvol_wavevol = 0x00000000, TRID_REG(trident, T4D_MUSICVOL_WAVEVOL));
} else {
@@ -3046,52 +3046,51 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
trident->ctl_vol = snd_ctl_new1(&snd_trident_pcm_vol_control, trident);
if (!trident->ctl_vol)
- goto __nomem;
+ goto e_nomem;
err = snd_ctl_add(card, trident->ctl_vol);
if (err)
- goto __out;
+ goto free_control;
trident->ctl_pan = snd_ctl_new1(&snd_trident_pcm_pan_control, trident);
if (!trident->ctl_pan)
- goto __nomem;
+ goto e_nomem;
err = snd_ctl_add(card, trident->ctl_pan);
if (err)
- goto __out;
+ goto free_control;
trident->ctl_rvol = snd_ctl_new1(&snd_trident_pcm_rvol_control,
trident);
if (!trident->ctl_rvol)
- goto __nomem;
+ goto e_nomem;
err = snd_ctl_add(card, trident->ctl_rvol);
if (err)
- goto __out;
+ goto free_control;
trident->ctl_cvol = snd_ctl_new1(&snd_trident_pcm_cvol_control,
trident);
if (!trident->ctl_cvol)
- goto __nomem;
+ goto e_nomem;
err = snd_ctl_add(card, trident->ctl_cvol);
if (err)
- goto __out;
+ goto free_control;
if (trident->device == TRIDENT_DEVICE_ID_NX) {
kctl = snd_ctl_new1(&snd_trident_ac97_rear_control, trident);
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
kctl->put(kctl, uctl);
}
if (trident->device == TRIDENT_DEVICE_ID_NX || trident->device == TRIDENT_DEVICE_ID_SI7018) {
kctl = snd_ctl_new1(&snd_trident_spdif_control, trident);
- if (kctl == NULL) {
- err = -ENOMEM;
- goto __out;
- }
+ if (!kctl)
+ goto e_nomem;
+
if (trident->ac97->ext_id & AC97_EI_SPDIF)
kctl->id.index++;
if (trident->ac97_sec && (trident->ac97_sec->ext_id & AC97_EI_SPDIF))
@@ -3099,51 +3098,47 @@ static int snd_trident_mixer(struct snd_trident *trident, int pcm_spdif_device)
idx = kctl->id.index;
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
kctl->put(kctl, uctl);
kctl = snd_ctl_new1(&snd_trident_spdif_default, trident);
- if (kctl == NULL) {
- err = -ENOMEM;
- goto __out;
- }
+ if (!kctl)
+ goto e_nomem;
+
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
kctl = snd_ctl_new1(&snd_trident_spdif_mask, trident);
- if (kctl == NULL) {
- err = -ENOMEM;
- goto __out;
- }
+ if (!kctl)
+ goto e_nomem;
+
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
kctl = snd_ctl_new1(&snd_trident_spdif_stream, trident);
- if (kctl == NULL) {
- err = -ENOMEM;
- goto __out;
- }
+ if (!kctl)
+ goto e_nomem;
+
kctl->id.index = idx;
kctl->id.device = pcm_spdif_device;
err = snd_ctl_add(card, kctl);
if (err < 0)
- goto __out;
+ goto free_control;
trident->spdif_pcm_ctl = kctl;
}
err = 0;
- goto __out;
+ goto free_control;
- __nomem:
+e_nomem:
err = -ENOMEM;
-
- __out:
+free_control:
kfree(uctl);
return err;
--
2.15.0
^ permalink raw reply [flat|nested] 4+ messages in thread