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| author |   Takashi Iwai <tiwai@suse.de> | 2021-06-08 16:05:39 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2021-06-09 17:30:37 +0200 |
| commit | dd1431e53515e5760c03975a0a35aef75924a66d (patch) | |
| tree | 8e2c58daaab2133b5cfd5a53afd9edab75dee761 /sound/i2c/cs8427.c | |
| parent | ALSA: poewrmac: Fix assignment in if condition (diff) | |
| download | linux-dev-dd1431e53515e5760c03975a0a35aef75924a66d.tar.xz linux-dev-dd1431e53515e5760c03975a0a35aef75924a66d.zip | |
ALSA: i2c: Fix assignment in if condition
ALSA I2C helper drivers contain 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.
Link: https://lore.kernel.org/r/20210608140540.17885-66-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/i2c/cs8427.c')
| -rw-r--r-- | sound/i2c/cs8427.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/sound/i2c/cs8427.c b/sound/i2c/cs8427.c index 8634d4f466b3..65012af6a36e 100644 --- a/sound/i2c/cs8427.c +++ b/sound/i2c/cs8427.c @@ -50,7 +50,8 @@ int snd_cs8427_reg_write(struct snd_i2c_device *device, unsigned char reg, buf[0] = reg & 0x7f; buf[1] = val; - if ((err = snd_i2c_sendbytes(device, buf, 2)) != 2) { + err = snd_i2c_sendbytes(device, buf, 2); + if (err != 2) { snd_printk(KERN_ERR "unable to send bytes 0x%02x:0x%02x " "to CS8427 (%i)\n", buf[0], buf[1], err); return err < 0 ? err : -EIO; @@ -65,12 +66,14 @@ static int snd_cs8427_reg_read(struct snd_i2c_device *device, unsigned char reg) int err; unsigned char buf; - if ((err = snd_i2c_sendbytes(device, ®, 1)) != 1) { + err = snd_i2c_sendbytes(device, ®, 1); + if (err != 1) { snd_printk(KERN_ERR "unable to send register 0x%x byte " "to CS8427\n", reg); return err < 0 ? err : -EIO; } - if ((err = snd_i2c_readbytes(device, &buf, 1)) != 1) { + err = snd_i2c_readbytes(device, &buf, 1); + if (err != 1) { snd_printk(KERN_ERR "unable to read register 0x%x byte " "from CS8427\n", reg); return err < 0 ? err : -EIO; @@ -108,7 +111,8 @@ static int snd_cs8427_send_corudata(struct snd_i2c_device *device, if (!memcmp(hw_data, ndata, count)) return 0; - if ((err = snd_cs8427_select_corudata(device, udata)) < 0) + err = snd_cs8427_select_corudata(device, udata); + if (err < 0) return err; memcpy(hw_data, ndata, count); if (udata) { @@ -209,7 +213,8 @@ int snd_cs8427_init(struct snd_i2c_bus *bus, goto __fail; /* send initial values */ memcpy(chip->regmap + (initvals1[0] & 0x7f), initvals1 + 1, 6); - if ((err = snd_i2c_sendbytes(device, initvals1, 7)) != 7) { + err = snd_i2c_sendbytes(device, initvals1, 7); + if (err != 7) { err = err < 0 ? err : -EIO; goto __fail; } @@ -217,11 +222,13 @@ int snd_cs8427_init(struct snd_i2c_bus *bus, memset(buf, 0, 7); /* from address 9 to 15 */ buf[0] = 9; /* register */ - if ((err = snd_i2c_sendbytes(device, buf, 7)) != 7) + err = snd_i2c_sendbytes(device, buf, 7); + if (err != 7) goto __fail; /* send transfer initialization sequence */ memcpy(chip->regmap + (initvals2[0] & 0x7f), initvals2 + 1, 3); - if ((err = snd_i2c_sendbytes(device, initvals2, 4)) != 4) { + err = snd_i2c_sendbytes(device, initvals2, 4); + if (err != 4) { err = err < 0 ? err : -EIO; goto __fail; } @@ -383,7 +390,8 @@ static int snd_cs8427_qsubcode_get(struct snd_kcontrol *kcontrol, int err; snd_i2c_lock(device->bus); - if ((err = snd_i2c_sendbytes(device, ®, 1)) != 1) { + err = snd_i2c_sendbytes(device, ®, 1); + if (err != 1) { snd_printk(KERN_ERR "unable to send register 0x%x byte " "to CS8427\n", reg); snd_i2c_unlock(device->bus); |