ISA Opti9xx driver code contains lots of assignments in if condition, which is a bad coding style that may confuse readers and occasionally lead to bugs.
This patch is merely for coding-style fixes, no functional changes.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/isa/opti9xx/miro.c | 27 ++++++++++++++++++--------- sound/isa/opti9xx/opti92x-ad1848.c | 27 ++++++++++++++++++--------- 2 files changed, 36 insertions(+), 18 deletions(-)
diff --git a/sound/isa/opti9xx/miro.c b/sound/isa/opti9xx/miro.c index a510b201143c..e1fb7567fdcc 100644 --- a/sound/isa/opti9xx/miro.c +++ b/sound/isa/opti9xx/miro.c @@ -722,35 +722,43 @@ static int snd_miro_mixer(struct snd_card *card, }
for (idx = 0; idx < ARRAY_SIZE(snd_miro_controls); idx++) { - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro))) < 0) + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_controls[idx], miro)); + if (err < 0) return err; }
if ((miro->aci->aci_product == 'A') || (miro->aci->aci_product == 'B')) { /* PCM1/PCM12 with power-amp and Line 2 */ - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro))) < 0) + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_line_control[0], miro)); + if (err < 0) return err; - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro))) < 0) + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_amp_control[0], miro)); + if (err < 0) return err; }
if ((miro->aci->aci_product == 'B') || (miro->aci->aci_product == 'C')) { /* PCM12/PCM20 with mic-preamp */ - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro))) < 0) + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_preamp_control[0], miro)); + if (err < 0) return err; - if (miro->aci->aci_version >= 176) - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro))) < 0) + if (miro->aci->aci_version >= 176) { + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_capture_control[0], miro)); + if (err < 0) return err; + } }
if (miro->aci->aci_product == 'C') { /* PCM20 with radio and 7 band equalizer */ - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro))) < 0) + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_radio_control[0], miro)); + if (err < 0) return err; for (idx = 0; idx < ARRAY_SIZE(snd_miro_eq_controls); idx++) { - if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro))) < 0) + err = snd_ctl_add(card, snd_ctl_new1(&snd_miro_eq_controls[idx], miro)); + if (err < 0) return err; } } @@ -1178,7 +1186,8 @@ static int snd_card_miro_detect(struct snd_card *card,
for (i = OPTi9XX_HW_82C929; i <= OPTi9XX_HW_82C924; i++) {
- if ((err = snd_miro_init(chip, i)) < 0) + err = snd_miro_init(chip, i); + if (err < 0) return err;
err = snd_miro_opti_check(chip); diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c index 08e61d90057b..4bd1dc6707fc 100644 --- a/sound/isa/opti9xx/opti92x-ad1848.c +++ b/sound/isa/opti9xx/opti92x-ad1848.c @@ -970,32 +970,37 @@ static int snd_opti9xx_isa_probe(struct device *devptr, #endif /* CS4231 || OPTi93X */
if (mpu_port == SNDRV_AUTO_PORT) { - if ((mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2)) < 0) { + mpu_port = snd_legacy_find_free_ioport(possible_mpu_ports, 2); + if (mpu_port < 0) { snd_printk(KERN_ERR "unable to find a free MPU401 port\n"); return -EBUSY; } } if (irq == SNDRV_AUTO_IRQ) { - if ((irq = snd_legacy_find_free_irq(possible_irqs)) < 0) { + irq = snd_legacy_find_free_irq(possible_irqs); + if (irq < 0) { snd_printk(KERN_ERR "unable to find a free IRQ\n"); return -EBUSY; } } if (mpu_irq == SNDRV_AUTO_IRQ) { - if ((mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs)) < 0) { + mpu_irq = snd_legacy_find_free_irq(possible_mpu_irqs); + if (mpu_irq < 0) { snd_printk(KERN_ERR "unable to find a free MPU401 IRQ\n"); return -EBUSY; } } if (dma1 == SNDRV_AUTO_DMA) { - if ((dma1 = snd_legacy_find_free_dma(possible_dma1s)) < 0) { + dma1 = snd_legacy_find_free_dma(possible_dma1s); + if (dma1 < 0) { snd_printk(KERN_ERR "unable to find a free DMA1\n"); return -EBUSY; } } #if defined(CS4231) || defined(OPTi93X) if (dma2 == SNDRV_AUTO_DMA) { - if ((dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4])) < 0) { + dma2 = snd_legacy_find_free_dma(possible_dma2s[dma1 % 4]); + if (dma2 < 0) { snd_printk(KERN_ERR "unable to find a free DMA2\n"); return -EBUSY; } @@ -1006,11 +1011,13 @@ static int snd_opti9xx_isa_probe(struct device *devptr, if (error < 0) return error;
- if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) { + error = snd_card_opti9xx_detect(card, card->private_data); + if (error < 0) { snd_card_free(card); return error; } - if ((error = snd_opti9xx_probe(card)) < 0) { + error = snd_opti9xx_probe(card); + if (error < 0) { snd_card_free(card); return error; } @@ -1111,7 +1118,8 @@ static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard, return -ENODEV; }
- if ((error = snd_opti9xx_init(chip, hw))) { + error = snd_opti9xx_init(chip, hw); + if (error) { snd_card_free(card); return error; } @@ -1121,7 +1129,8 @@ static int snd_opti9xx_pnp_probe(struct pnp_card_link *pcard, snd_card_free(card); return error; } - if ((error = snd_opti9xx_probe(card)) < 0) { + error = snd_opti9xx_probe(card); + if (error < 0) { snd_card_free(card); return error; }