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path: root/sound/pci/rme9652/hdspm.c
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Diffstat (limited to 'sound/pci/rme9652/hdspm.c')
-rw-r--r--sound/pci/rme9652/hdspm.c106
1 files changed, 54 insertions, 52 deletions
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c
index 254c3d040118..f20d42714e4d 100644
--- a/sound/pci/rme9652/hdspm.c
+++ b/sound/pci/rme9652/hdspm.c
@@ -1521,7 +1521,7 @@ static void hdspm_silence_playback(struct hdspm *hdspm)
int n = hdspm->period_bytes;
void *buf = hdspm->playback_buffer;
- if (buf == NULL)
+ if (!buf)
return;
for (i = 0; i < HDSPM_MAX_CHANNELS; i++) {
@@ -2061,7 +2061,7 @@ static int snd_hdspm_create_midi(struct snd_card *card,
struct hdspm *hdspm, int id)
{
int err;
- char buf[32];
+ char buf[64];
hdspm->midi[id].id = id;
hdspm->midi[id].hdspm = hdspm;
@@ -2120,19 +2120,23 @@ static int snd_hdspm_create_midi(struct snd_card *card,
if ((id < 2) || ((2 == id) && ((MADI == hdspm->io_type) ||
(MADIface == hdspm->io_type)))) {
if ((id == 0) && (MADIface == hdspm->io_type)) {
- sprintf(buf, "%s MIDIoverMADI", card->shortname);
+ snprintf(buf, sizeof(buf), "%s MIDIoverMADI",
+ card->shortname);
} else if ((id == 2) && (MADI == hdspm->io_type)) {
- sprintf(buf, "%s MIDIoverMADI", card->shortname);
+ snprintf(buf, sizeof(buf), "%s MIDIoverMADI",
+ card->shortname);
} else {
- sprintf(buf, "%s MIDI %d", card->shortname, id+1);
+ snprintf(buf, sizeof(buf), "%s MIDI %d",
+ card->shortname, id+1);
}
err = snd_rawmidi_new(card, buf, id, 1, 1,
&hdspm->midi[id].rmidi);
if (err < 0)
return err;
- sprintf(hdspm->midi[id].rmidi->name, "%s MIDI %d",
- card->id, id+1);
+ snprintf(hdspm->midi[id].rmidi->name,
+ sizeof(hdspm->midi[id].rmidi->name),
+ "%s MIDI %d", card->id, id+1);
hdspm->midi[id].rmidi->private_data = &hdspm->midi[id];
snd_rawmidi_set_ops(hdspm->midi[id].rmidi,
@@ -2148,14 +2152,16 @@ static int snd_hdspm_create_midi(struct snd_card *card,
SNDRV_RAWMIDI_INFO_DUPLEX;
} else {
/* TCO MTC, read only */
- sprintf(buf, "%s MTC %d", card->shortname, id+1);
+ snprintf(buf, sizeof(buf), "%s MTC %d",
+ card->shortname, id+1);
err = snd_rawmidi_new(card, buf, id, 1, 1,
&hdspm->midi[id].rmidi);
if (err < 0)
return err;
- sprintf(hdspm->midi[id].rmidi->name,
- "%s MTC %d", card->id, id+1);
+ snprintf(hdspm->midi[id].rmidi->name,
+ sizeof(hdspm->midi[id].rmidi->name),
+ "%s MTC %d", card->id, id+1);
hdspm->midi[id].rmidi->private_data = &hdspm->midi[id];
snd_rawmidi_set_ops(hdspm->midi[id].rmidi,
@@ -4700,7 +4706,7 @@ static int snd_hdspm_create_controls(struct snd_card *card,
break;
}
- if (NULL != list) {
+ if (list) {
for (idx = 0; idx < limit; idx++) {
err = snd_ctl_add(card,
snd_ctl_new1(&list[idx], hdspm));
@@ -6063,13 +6069,13 @@ static int snd_hdspm_open(struct snd_pcm_substream *substream)
snd_hdspm_capture_subinfo;
if (playback) {
- if (hdspm->capture_substream == NULL)
+ if (!hdspm->capture_substream)
hdspm_stop_audio(hdspm);
hdspm->playback_pid = current->pid;
hdspm->playback_substream = substream;
} else {
- if (hdspm->playback_substream == NULL)
+ if (!hdspm->playback_substream)
hdspm_stop_audio(hdspm);
hdspm->capture_pid = current->pid;
@@ -6215,7 +6221,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
}
levels->status2 = hdspm_read(hdspm, HDSPM_statusRegister2);
- s = copy_to_user(argp, levels, sizeof(struct hdspm_peak_rms));
+ s = copy_to_user(argp, levels, sizeof(*levels));
if (0 != s) {
/* dev_err(hdspm->card->dev, "copy_to_user(.., .., %lu): %lu
[Levels]\n", sizeof(struct hdspm_peak_rms), s);
@@ -6260,7 +6266,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
ltc.input_format = no_video;
}
- s = copy_to_user(argp, &ltc, sizeof(struct hdspm_ltc));
+ s = copy_to_user(argp, &ltc, sizeof(ltc));
if (0 != s) {
/*
dev_err(hdspm->card->dev, "copy_to_user(.., .., %lu): %lu [LTC]\n", sizeof(struct hdspm_ltc), s); */
@@ -6351,7 +6357,7 @@ static int snd_hdspm_hwdep_ioctl(struct snd_hwdep *hw, struct file *file,
if (copy_from_user(&mixer, argp, sizeof(mixer)))
return -EFAULT;
if (copy_to_user((void __user *)mixer.mixer, hdspm->mixer,
- sizeof(struct hdspm_mixer)))
+ sizeof(*mixer.mixer)))
return -EFAULT;
break;
@@ -6630,14 +6636,10 @@ static int snd_hdspm_create(struct snd_card *card,
hdspm->irq = pci->irq;
dev_dbg(card->dev, "kmalloc Mixer memory of %zd Bytes\n",
- sizeof(struct hdspm_mixer));
- hdspm->mixer = kzalloc(sizeof(struct hdspm_mixer), GFP_KERNEL);
- if (!hdspm->mixer) {
- dev_err(card->dev,
- "unable to kmalloc Mixer memory of %d Bytes\n",
- (int)sizeof(struct hdspm_mixer));
+ sizeof(*hdspm->mixer));
+ hdspm->mixer = kzalloc(sizeof(*hdspm->mixer), GFP_KERNEL);
+ if (!hdspm->mixer)
return -ENOMEM;
- }
hdspm->port_names_in = NULL;
hdspm->port_names_out = NULL;
@@ -6772,11 +6774,10 @@ static int snd_hdspm_create(struct snd_card *card,
if (hdspm_read(hdspm, HDSPM_statusRegister2) &
HDSPM_s2_tco_detect) {
hdspm->midiPorts++;
- hdspm->tco = kzalloc(sizeof(struct hdspm_tco),
- GFP_KERNEL);
- if (NULL != hdspm->tco) {
+ hdspm->tco = kzalloc(sizeof(*hdspm->tco), GFP_KERNEL);
+ if (hdspm->tco)
hdspm_tco_write(hdspm);
- }
+
dev_info(card->dev, "AIO/RayDAT TCO module found\n");
} else {
hdspm->tco = NULL;
@@ -6787,11 +6788,10 @@ static int snd_hdspm_create(struct snd_card *card,
case AES32:
if (hdspm_read(hdspm, HDSPM_statusRegister) & HDSPM_tco_detect) {
hdspm->midiPorts++;
- hdspm->tco = kzalloc(sizeof(struct hdspm_tco),
- GFP_KERNEL);
- if (NULL != hdspm->tco) {
+ hdspm->tco = kzalloc(sizeof(*hdspm->tco), GFP_KERNEL);
+ if (hdspm->tco)
hdspm_tco_write(hdspm);
- }
+
dev_info(card->dev, "MADI/AES TCO module found\n");
} else {
hdspm->tco = NULL;
@@ -6868,8 +6868,9 @@ static int snd_hdspm_create(struct snd_card *card,
* this case, we don't set card->id to avoid collisions
* when running with multiple cards.
*/
- if (NULL == id[hdspm->dev] && hdspm->serial != 0xFFFFFF) {
- sprintf(card->id, "HDSPMx%06x", hdspm->serial);
+ if (!id[hdspm->dev] && hdspm->serial != 0xFFFFFF) {
+ snprintf(card->id, sizeof(card->id),
+ "HDSPMx%06x", hdspm->serial);
snd_card_set_id(card, card->id);
}
}
@@ -6938,7 +6939,7 @@ static int snd_hdspm_probe(struct pci_dev *pci,
}
err = snd_card_new(&pci->dev, index[dev], id[dev],
- THIS_MODULE, sizeof(struct hdspm), &card);
+ THIS_MODULE, sizeof(*hdspm), &card);
if (err < 0)
return err;
@@ -6948,35 +6949,36 @@ static int snd_hdspm_probe(struct pci_dev *pci,
hdspm->pci = pci;
err = snd_hdspm_create(card, hdspm);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
if (hdspm->io_type != MADIface) {
- sprintf(card->shortname, "%s_%x",
- hdspm->card_name,
- hdspm->serial);
- sprintf(card->longname, "%s S/N 0x%x at 0x%lx, irq %d",
- hdspm->card_name,
- hdspm->serial,
- hdspm->port, hdspm->irq);
+ snprintf(card->shortname, sizeof(card->shortname), "%s_%x",
+ hdspm->card_name, hdspm->serial);
+ snprintf(card->longname, sizeof(card->longname),
+ "%s S/N 0x%x at 0x%lx, irq %d",
+ hdspm->card_name, hdspm->serial,
+ hdspm->port, hdspm->irq);
} else {
- sprintf(card->shortname, "%s", hdspm->card_name);
- sprintf(card->longname, "%s at 0x%lx, irq %d",
- hdspm->card_name, hdspm->port, hdspm->irq);
+ snprintf(card->shortname, sizeof(card->shortname), "%s",
+ hdspm->card_name);
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx, irq %d",
+ hdspm->card_name, hdspm->port, hdspm->irq);
}
err = snd_card_register(card);
- if (err < 0) {
- snd_card_free(card);
- return err;
- }
+ if (err < 0)
+ goto free_card;
pci_set_drvdata(pci, card);
dev++;
return 0;
+
+free_card:
+ snd_card_free(card);
+ return err;
}
static void snd_hdspm_remove(struct pci_dev *pci)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-27 09:26:12 +0000