diff options
author | Takashi Iwai <tiwai@suse.de> | 2021-06-08 16:05:36 +0200 |
---|---|---|
committer | Takashi Iwai <tiwai@suse.de> | 2021-06-09 17:30:34 +0200 |
commit | d0ad13ef704164cf41b5f38d3c9e87dd8f67b5bb (patch) | |
tree | f3ee0e9dfff2c7bf1729b4579ef1ab226e8b66eb /sound/drivers/mtpav.c | |
parent | 9c78e803192a5ecf98b1a5e664c40d8223084e43 (diff) |
ALSA: serial: Fix assignment in if condition
A few ALSA serial drivers contain 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/20210608140540.17885-63-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/drivers/mtpav.c')
-rw-r--r-- | sound/drivers/mtpav.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/sound/drivers/mtpav.c b/sound/drivers/mtpav.c index df4b7f9cd50f..0e95b08d34d6 100644 --- a/sound/drivers/mtpav.c +++ b/sound/drivers/mtpav.c @@ -566,7 +566,8 @@ static irqreturn_t snd_mtpav_irqh(int irq, void *dev_id) */ static int snd_mtpav_get_ISA(struct mtpav *mcard) { - if ((mcard->res_port = request_region(port, 3, "MotuMTPAV MIDI")) == NULL) { + mcard->res_port = request_region(port, 3, "MotuMTPAV MIDI"); + if (!mcard->res_port) { snd_printk(KERN_ERR "MTVAP port 0x%lx is busy\n", port); return -EBUSY; } @@ -628,10 +629,11 @@ static int snd_mtpav_get_RAWMIDI(struct mtpav *mcard) hwports = 8; mcard->num_ports = hwports; - if ((rval = snd_rawmidi_new(mcard->card, "MotuMIDI", 0, - mcard->num_ports * 2 + MTPAV_PIDX_BROADCAST + 1, - mcard->num_ports * 2 + MTPAV_PIDX_BROADCAST + 1, - &mcard->rmidi)) < 0) + rval = snd_rawmidi_new(mcard->card, "MotuMIDI", 0, + mcard->num_ports * 2 + MTPAV_PIDX_BROADCAST + 1, + mcard->num_ports * 2 + MTPAV_PIDX_BROADCAST + 1, + &mcard->rmidi); + if (rval < 0) return rval; rawmidi = mcard->rmidi; rawmidi->private_data = mcard; @@ -744,7 +746,8 @@ static int __init alsa_card_mtpav_init(void) { int err; - if ((err = platform_driver_register(&snd_mtpav_driver)) < 0) + err = platform_driver_register(&snd_mtpav_driver); + if (err < 0) return err; device = platform_device_register_simple(SND_MTPAV_DRIVER, -1, NULL, 0); |