From: Markus Elfring elfring@users.sourceforge.net Date: Wed, 15 Nov 2017 21:34:23 +0100
The script "checkpatch.pl" pointed information out like the following.
ERROR: do not use assignment in if condition
Thus fix the affected source code places.
Signed-off-by: Markus Elfring elfring@users.sourceforge.net --- sound/pci/intel8x0m.c | 36 ++++++++++++++++++++++++------------ 1 file changed, 24 insertions(+), 12 deletions(-)
diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c index 3a4769a97d29..ab798533a6bc 100644 --- a/sound/pci/intel8x0m.c +++ b/sound/pci/intel8x0m.c @@ -372,7 +372,8 @@ static unsigned short snd_intel8x0m_codec_read(struct snd_ac97 *ac97, res = 0xffff; } else { res = iagetword(chip, reg + ac97->num * 0x80); - if ((tmp = igetdword(chip, ICHREG(GLOB_STA))) & ICH_RCS) { + tmp = igetdword(chip, ICHREG(GLOB_STA)); + if (tmp & ICH_RCS) { /* reset RCS and preserve other R/WC bits */ iputdword(chip, ICHREG(GLOB_STA), tmp & ~(ICH_SRI|ICH_PRI|ICH_TRI|ICH_GSCI)); @@ -847,7 +848,8 @@ static int snd_intel8x0m_mixer(struct intel8x0m *chip, int ac97_clock)
glob_sta = igetdword(chip, ICHREG(GLOB_STA));
- if ((err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus)) < 0) + err = snd_ac97_bus(chip->card, 0, &ops, chip, &pbus); + if (err < 0) goto __err; pbus->private_free = snd_intel8x0m_mixer_free_ac97_bus; if (ac97_clock >= 8000 && ac97_clock <= 48000) @@ -856,7 +858,8 @@ static int snd_intel8x0m_mixer(struct intel8x0m *chip, int ac97_clock)
ac97.pci = chip->pci; ac97.num = glob_sta & ICH_SCR ? 1 : 0; - if ((err = snd_ac97_mixer(pbus, &ac97, &x97)) < 0) { + err = snd_ac97_mixer(pbus, &ac97, &x97); + if (err < 0) { dev_err(chip->card->dev, "Unable to initialize codec #%d\n", ac97.num); if (ac97.num == 0) @@ -974,7 +977,8 @@ static int snd_intel8x0m_chip_init(struct intel8x0m *chip, int probing) unsigned int i; int err; - if ((err = snd_intel8x0m_ich_chip_init(chip, probing)) < 0) + err = snd_intel8x0m_ich_chip_init(chip, probing); + if (err < 0) return err; iagetword(chip, 0); /* clear semaphore flag */
@@ -1125,7 +1129,8 @@ static int snd_intel8x0m_create(struct snd_card *card,
*r_intel8x0m = NULL;
- if ((err = pci_enable_device(pci)) < 0) + err = pci_enable_device(pci); + if (err < 0) return err;
chip = kzalloc(sizeof(*chip), GFP_KERNEL); @@ -1139,7 +1144,8 @@ static int snd_intel8x0m_create(struct snd_card *card, chip->pci = pci; chip->irq = -1;
- if ((err = pci_request_regions(pci, card->shortname)) < 0) { + err = pci_request_regions(pci, card->shortname); + if (err < 0) { kfree(chip); pci_disable_device(pci); return err; @@ -1224,12 +1230,14 @@ static int snd_intel8x0m_create(struct snd_card *card, chip->int_sta_reg = ICH_REG_GLOB_STA; chip->int_sta_mask = int_sta_masks;
- if ((err = snd_intel8x0m_chip_init(chip, 1)) < 0) { + err = snd_intel8x0m_chip_init(chip, 1); + if (err < 0) { snd_intel8x0m_free(chip); return err; }
- 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) { snd_intel8x0m_free(chip); return err; } @@ -1286,17 +1294,20 @@ static int snd_intel8x0m_probe(struct pci_dev *pci, } strcat(card->shortname," Modem");
- if ((err = snd_intel8x0m_create(card, pci, pci_id->driver_data, &chip)) < 0) { + err = snd_intel8x0m_create(card, pci, pci_id->driver_data, &chip); + if (err < 0) { snd_card_free(card); return err; } card->private_data = chip;
- if ((err = snd_intel8x0m_mixer(chip, ac97_clock)) < 0) { + err = snd_intel8x0m_mixer(chip, ac97_clock); + if (err < 0) { snd_card_free(card); return err; } - if ((err = snd_intel8x0m_pcm(chip)) < 0) { + err = snd_intel8x0m_pcm(chip); + if (err < 0) { snd_card_free(card); return err; } @@ -1306,7 +1317,8 @@ static int snd_intel8x0m_probe(struct pci_dev *pci, sprintf(card->longname, "%s at irq %i", card->shortname, chip->irq);
- if ((err = snd_card_register(card)) < 0) { + err = snd_card_register(card); + if (err < 0) { snd_card_free(card); return err; }