From: Markus Elfring <elfring@xxxxxxxxxxxxxxxxxxxxx>
Date: Mon, 13 Nov 2017 12:52:53 +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@xxxxxxxxxxxxxxxxxxxxx>
---
sound/pci/cs4281.c | 59 ++++++++++++++++++++++++++++++++++++------------------
1 file changed, 40 insertions(+), 19 deletions(-)
diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index ec4247638fa1..cf0bcab2a36b 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -1102,23 +1102,31 @@ static int snd_cs4281_mixer(struct cs4281 *chip)
.read = snd_cs4281_ac97_read,
};
- if ((err = snd_ac97_bus(card, 0, &ops, chip, &chip->ac97_bus)) < 0)
+ err = snd_ac97_bus(card, 0, &ops, chip, &chip->ac97_bus);
+ if (err < 0)
return err;
chip->ac97_bus->private_free = snd_cs4281_mixer_free_ac97_bus;
memset(&ac97, 0, sizeof(ac97));
ac97.private_data = chip;
ac97.private_free = snd_cs4281_mixer_free_ac97;
- if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97)) < 0)
+ err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97);
+ if (err < 0)
return err;
if (chip->dual_codec) {
ac97.num = 1;
- if ((err = snd_ac97_mixer(chip->ac97_bus, &ac97, &chip->ac97_secondary)) < 0)
+ err = snd_ac97_mixer(chip->ac97_bus, &ac97,
+ &chip->ac97_secondary);
+ if (err < 0)
return err;
}
- if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4281_fm_vol, chip))) < 0)
+
+ err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4281_fm_vol, chip));
+ if (err < 0)
return err;
- if ((err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4281_pcm_vol, chip))) < 0)
+
+ err = snd_ctl_add(card, snd_ctl_new1(&snd_cs4281_pcm_vol, chip));
+ if (err < 0)
return err;
return 0;
}
@@ -1346,7 +1354,8 @@ static int snd_cs4281_create(struct snd_card *card,
};
*rchip = NULL;
- if ((err = pci_enable_device(pci)) < 0)
+ err = pci_enable_device(pci);
+ if (err < 0)
return err;
chip = kzalloc(sizeof(*chip), GFP_KERNEL);
if (chip == NULL) {
@@ -1364,7 +1373,8 @@ static int snd_cs4281_create(struct snd_card *card,
}
chip->dual_codec = dual_codec;
- if ((err = pci_request_regions(pci, "CS4281")) < 0) {
+ err = pci_request_regions(pci, "CS4281");
+ if (err < 0) {
kfree(chip);
pci_disable_device(pci);
return err;
@@ -1393,7 +1403,8 @@ static int snd_cs4281_create(struct snd_card *card,
return tmp;
}
- 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_cs4281_free(chip);
return err;
}
@@ -1432,12 +1443,15 @@ static int snd_cs4281_chip_init(struct cs4281 *chip)
* space between 0e4h and 0ffh to be written. */
snd_cs4281_pokeBA0(chip, BA0_CWPR, 0x4281);
- if ((tmp = snd_cs4281_peekBA0(chip, BA0_SERC1)) != (BA0_SERC1_SO1EN | BA0_SERC1_AC97)) {
+ tmp = snd_cs4281_peekBA0(chip, BA0_SERC1);
+ if (tmp != (BA0_SERC1_SO1EN | BA0_SERC1_AC97)) {
dev_err(chip->card->dev,
"SERC1 AC'97 check failed (0x%x)\n", tmp);
return -EIO;
}
- if ((tmp = snd_cs4281_peekBA0(chip, BA0_SERC2)) != (BA0_SERC2_SI1EN | BA0_SERC2_AC97)) {
+
+ tmp = snd_cs4281_peekBA0(chip, BA0_SERC2);
+ if (tmp != (BA0_SERC2_SI1EN | BA0_SERC2_AC97)) {
dev_err(chip->card->dev,
"SERC2 AC'97 check failed (0x%x)\n", tmp);
return -EIO;
@@ -1784,9 +1798,9 @@ static const struct snd_rawmidi_ops snd_cs4281_midi_input =
static int snd_cs4281_midi(struct cs4281 *chip, int device)
{
struct snd_rawmidi *rmidi;
- int err;
+ int err = snd_rawmidi_new(chip->card, "CS4281", device, 1, 1, &rmidi);
- if ((err = snd_rawmidi_new(chip->card, "CS4281", device, 1, 1, &rmidi)) < 0)
+ if (err < 0)
return err;
strcpy(rmidi->name, "CS4281");
snd_rawmidi_set_ops(rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_cs4281_midi_output);
@@ -1919,32 +1933,38 @@ static int snd_cs4281_probe(struct pci_dev *pci,
if (err < 0)
return err;
- if ((err = snd_cs4281_create(card, pci, &chip, dual_codec[dev])) < 0) {
+ err = snd_cs4281_create(card, pci, &chip, dual_codec[dev]);
+ if (err < 0) {
snd_card_free(card);
return err;
}
card->private_data = chip;
- if ((err = snd_cs4281_mixer(chip)) < 0) {
+ err = snd_cs4281_mixer(chip);
+ if (err < 0) {
snd_card_free(card);
return err;
}
- if ((err = snd_cs4281_pcm(chip, 0)) < 0) {
+ err = snd_cs4281_pcm(chip, 0);
+ if (err < 0) {
snd_card_free(card);
return err;
}
- if ((err = snd_cs4281_midi(chip, 0)) < 0) {
+ err = snd_cs4281_midi(chip, 0);
+ if (err < 0) {
snd_card_free(card);
return err;
}
- if ((err = snd_opl3_new(card, OPL3_HW_OPL3_CS4281, &opl3)) < 0) {
+ err = snd_opl3_new(card, OPL3_HW_OPL3_CS4281, &opl3);
+ if (err < 0) {
snd_card_free(card);
return err;
}
opl3->private_data = chip;
opl3->command = snd_cs4281_opl3_command;
snd_opl3_init(opl3);
- if ((err = snd_opl3_hwdep_new(opl3, 0, 1, NULL)) < 0) {
+ err = snd_opl3_hwdep_new(opl3, 0, 1, NULL);
+ if (err < 0) {
snd_card_free(card);
return err;
}
@@ -1956,7 +1976,8 @@ static int snd_cs4281_probe(struct pci_dev *pci,
chip->ba0_addr,
chip->irq);
- if ((err = snd_card_register(card)) < 0) {
+ err = snd_card_register(card);
+ if (err < 0) {
snd_card_free(card);
return err;
}
--
2.15.0
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