diff options
| author |   Takashi Iwai <tiwai@suse.de> | 2021-06-08 16:05:14 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2021-06-09 17:30:11 +0200 |
| commit | 12bda1076c76c87d40fbd9d5dfa5ddf6f60a1772 (patch) | |
| tree | c8cf41f49f8873614ab2c2df611609f1642190b4 /sound/pci/emu10k1/emupcm.c | |
| parent | ALSA: echoaudio: Fix assignment in if condition (diff) | |
| download | linux-dev-12bda1076c76c87d40fbd9d5dfa5ddf6f60a1772.tar.xz linux-dev-12bda1076c76c87d40fbd9d5dfa5ddf6f60a1772.zip | |
ALSA: emu10k1: Fix assignment in if condition
PCI EMU10k1 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.
Link: https://lore.kernel.org/r/20210608140540.17885-41-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/emu10k1/emupcm.c')
| -rw-r--r-- | sound/pci/emu10k1/emupcm.c | 24 |
1 files changed, 16 insertions, 8 deletions
diff --git a/sound/pci/emu10k1/emupcm.c b/sound/pci/emu10k1/emupcm.c index b2ddabb99438..b2701a4452d8 100644 --- a/sound/pci/emu10k1/emupcm.c +++ b/sound/pci/emu10k1/emupcm.c @@ -25,7 +25,8 @@ static void snd_emu10k1_pcm_interrupt(struct snd_emu10k1 *emu, { struct snd_emu10k1_pcm *epcm; - if ((epcm = voice->epcm) == NULL) + epcm = voice->epcm; + if (!epcm) return; if (epcm->substream == NULL) return; @@ -399,7 +400,8 @@ static int snd_emu10k1_playback_hw_params(struct snd_pcm_substream *substream, size_t alloc_size; int err; - if ((err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params))) < 0) + err = snd_emu10k1_pcm_channel_alloc(epcm, params_channels(hw_params)); + if (err < 0) return err; alloc_size = params_buffer_bytes(hw_params); @@ -1124,11 +1126,13 @@ static int snd_emu10k1_playback_open(struct snd_pcm_substream *substream) runtime->private_data = epcm; runtime->private_free = snd_emu10k1_pcm_free_substream; runtime->hw = snd_emu10k1_playback; - if ((err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS)) < 0) { + err = snd_pcm_hw_constraint_integer(runtime, SNDRV_PCM_HW_PARAM_PERIODS); + if (err < 0) { kfree(epcm); return err; } - if ((err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX)) < 0) { + err = snd_pcm_hw_constraint_minmax(runtime, SNDRV_PCM_HW_PARAM_BUFFER_BYTES, 256, UINT_MAX); + if (err < 0) { kfree(epcm); return err; } @@ -1380,7 +1384,8 @@ int snd_emu10k1_pcm(struct snd_emu10k1 *emu, int device) struct snd_pcm_substream *substream; int err; - if ((err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm)) < 0) + err = snd_pcm_new(emu->card, "emu10k1", device, 32, 1, &pcm); + if (err < 0) return err; pcm->private_data = emu; @@ -1412,7 +1417,8 @@ int snd_emu10k1_pcm_multi(struct snd_emu10k1 *emu, int device) struct snd_pcm_substream *substream; int err; - if ((err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm)) < 0) + err = snd_pcm_new(emu->card, "emu10k1", device, 1, 0, &pcm); + if (err < 0) return err; pcm->private_data = emu; @@ -1446,7 +1452,8 @@ int snd_emu10k1_pcm_mic(struct snd_emu10k1 *emu, int device) struct snd_pcm *pcm; int err; - if ((err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm)) < 0) + err = snd_pcm_new(emu->card, "emu10k1 mic", device, 0, 1, &pcm); + if (err < 0) return err; pcm->private_data = emu; @@ -1774,7 +1781,8 @@ int snd_emu10k1_pcm_efx(struct snd_emu10k1 *emu, int device) struct snd_kcontrol *kctl; int err; - if ((err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm)) < 0) + err = snd_pcm_new(emu->card, "emu10k1 efx", device, 8, 1, &pcm); + if (err < 0) return err; pcm->private_data = emu; |