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| author | Takashi Iwai <tiwai@suse.de> | 2021-06-08 16:04:40 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2021-06-09 17:29:42 +0200 |
| commit | 520226e93e2620e027bde67a75025b3d61916a40 (patch) | |
| tree | 7a4817b8b0c5157554ab329733d39b5919fed8f2 /sound/isa/wavefront/wavefront_midi.c | |
| parent | 5ab6d6601366f298dd787fd78c8b55e4a8af2bc8 (diff) | |
| download | linux-stable-520226e93e2620e027bde67a75025b3d61916a40.tar.gz linux-stable-520226e93e2620e027bde67a75025b3d61916a40.tar.bz2 linux-stable-520226e93e2620e027bde67a75025b3d61916a40.zip | |
ALSA: wavefront: Fix assignment in if condition
ISA WaveFront driver code contains lots of 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/20210608140540.17885-7-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/isa/wavefront/wavefront_midi.c')
| -rw-r--r-- | sound/isa/wavefront/wavefront_midi.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/sound/isa/wavefront/wavefront_midi.c b/sound/isa/wavefront/wavefront_midi.c index a337a86f7a65..72e775ac7ad7 100644 --- a/sound/isa/wavefront/wavefront_midi.c +++ b/sound/isa/wavefront/wavefront_midi.c @@ -239,7 +239,8 @@ static int snd_wavefront_midi_input_open(struct snd_rawmidi_substream *substream mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); - if ((midi = get_wavefront_midi (substream)) == NULL) + midi = get_wavefront_midi(substream); + if (!midi) return -EIO; spin_lock_irqsave (&midi->open, flags); @@ -263,7 +264,8 @@ static int snd_wavefront_midi_output_open(struct snd_rawmidi_substream *substrea mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); - if ((midi = get_wavefront_midi (substream)) == NULL) + midi = get_wavefront_midi(substream); + if (!midi) return -EIO; spin_lock_irqsave (&midi->open, flags); @@ -287,7 +289,8 @@ static int snd_wavefront_midi_input_close(struct snd_rawmidi_substream *substrea mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); - if ((midi = get_wavefront_midi (substream)) == NULL) + midi = get_wavefront_midi(substream); + if (!midi) return -EIO; spin_lock_irqsave (&midi->open, flags); @@ -310,7 +313,8 @@ static int snd_wavefront_midi_output_close(struct snd_rawmidi_substream *substre mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); - if ((midi = get_wavefront_midi (substream)) == NULL) + midi = get_wavefront_midi(substream); + if (!midi) return -EIO; spin_lock_irqsave (&midi->open, flags); @@ -333,9 +337,9 @@ static void snd_wavefront_midi_input_trigger(struct snd_rawmidi_substream *subst mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); - if ((midi = get_wavefront_midi (substream)) == NULL) { + midi = get_wavefront_midi(substream); + if (!midi) return; - } spin_lock_irqsave (&midi->virtual, flags); if (up) { @@ -372,9 +376,9 @@ static void snd_wavefront_midi_output_trigger(struct snd_rawmidi_substream *subs mpu = *((snd_wavefront_mpu_id *) substream->rmidi->private_data); - if ((midi = get_wavefront_midi (substream)) == NULL) { + midi = get_wavefront_midi(substream); + if (!midi) return; - } spin_lock_irqsave (&midi->virtual, flags); if (up) { |