PCI NM256 driver code contains a few 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/pci/nm256/nm256.c | 27 +++++++++++++++++++-------- 1 file changed, 19 insertions(+), 8 deletions(-)
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c index 6cb689aa28c2..12d02d7d3b51 100644 --- a/sound/pci/nm256/nm256.c +++ b/sound/pci/nm256/nm256.c @@ -1318,7 +1318,8 @@ snd_nm256_mixer(struct nm256 *chip) if (! chip->ac97_regs) return -ENOMEM;
- if ((err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus)) < 0) + err = snd_ac97_bus(chip->card, 0, &ops, NULL, &pbus); + if (err < 0) return err;
memset(&ac97, 0, sizeof(ac97)); @@ -1476,7 +1477,8 @@ snd_nm256_create(struct snd_card *card, struct pci_dev *pci,
*chip_ret = NULL;
- if ((err = pci_enable_device(pci)) < 0) + err = pci_enable_device(pci); + if (err < 0) return err;
chip = kzalloc(sizeof(*chip), GFP_KERNEL); @@ -1568,7 +1570,8 @@ snd_nm256_create(struct snd_card *card, struct pci_dev *pci, chip->buffer_end = buffer_top; else { /* get buffer end pointer from signature */ - if ((err = snd_nm256_peek_for_sig(chip)) < 0) + err = snd_nm256_peek_for_sig(chip); + if (err < 0) goto __error; }
@@ -1618,7 +1621,8 @@ snd_nm256_create(struct snd_card *card, struct pci_dev *pci,
// pci_set_master(pci); /* needed? */ - if ((err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops)) < 0) + err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); + if (err < 0) goto __error;
*chip_ret = chip; @@ -1700,7 +1704,8 @@ static int snd_nm256_probe(struct pci_dev *pci, capture_bufsize = 4; if (capture_bufsize > 128) capture_bufsize = 128; - if ((err = snd_nm256_create(card, pci, &chip)) < 0) { + err = snd_nm256_create(card, pci, &chip); + if (err < 0) { snd_card_free(card); return err; } @@ -1716,8 +1721,13 @@ static int snd_nm256_probe(struct pci_dev *pci, chip->reset_workaround_2 = 1; }
- if ((err = snd_nm256_pcm(chip, 0)) < 0 || - (err = snd_nm256_mixer(chip)) < 0) { + err = snd_nm256_pcm(chip, 0); + if (err < 0) { + snd_card_free(card); + return err; + } + err = snd_nm256_mixer(chip); + if (err < 0) { snd_card_free(card); return err; } @@ -1727,7 +1737,8 @@ static int snd_nm256_probe(struct pci_dev *pci, card->shortname, chip->buffer_addr, chip->cport_addr, chip->irq);
- if ((err = snd_card_register(card)) < 0) { + err = snd_card_register(card); + if (err < 0) { snd_card_free(card); return err; }