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| author | Markus Elfring <elfring@users.sourceforge.net> | 2017-08-12 16:50:06 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2017-08-12 23:28:50 +0200 |
| commit | 7dfec5075f23cdf114f530979bdf3c8dc232ea22 (patch) | |
| tree | 1341d015f4018bb1d1eb3214bf379aee95b89c7c /sound/pci/rme9652 | |
| parent | ALSA: rme9652: Delete an error message for a failed memory allocation in snd_... (diff) | |
| download | linux-7dfec5075f23cdf114f530979bdf3c8dc232ea22.tar.xz linux-7dfec5075f23cdf114f530979bdf3c8dc232ea22.zip | |
ALSA: rme9652: Improve eight size determinations
Replace the specification of data structures by variable references
as the parameter for the operator "sizeof" to make the corresponding size
determination a bit safer according to the Linux coding style convention.
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/pci/rme9652')
| -rw-r--r-- | sound/pci/rme9652/hdspm.c | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c index d448cf474c1b..8d339fb7c24b 100644 --- a/sound/pci/rme9652/hdspm.c +++ b/sound/pci/rme9652/hdspm.c @@ -6221,7 +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); @@ -6266,7 +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, <c, sizeof(struct hdspm_ltc)); + s = copy_to_user(argp, <c, sizeof(ltc)); if (0 != s) { /* dev_err(hdspm->card->dev, "copy_to_user(.., .., %lu): %lu [LTC]\n", sizeof(struct hdspm_ltc), s); */ @@ -6357,7 +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; @@ -6636,8 +6636,8 @@ 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); + sizeof(*hdspm->mixer)); + hdspm->mixer = kzalloc(sizeof(*hdspm->mixer), GFP_KERNEL); if (!hdspm->mixer) return -ENOMEM; @@ -6774,8 +6774,7 @@ 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); + hdspm->tco = kzalloc(sizeof(*hdspm->tco), GFP_KERNEL); if (NULL != hdspm->tco) { hdspm_tco_write(hdspm); } @@ -6789,8 +6788,7 @@ 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); + hdspm->tco = kzalloc(sizeof(*hdspm->tco), GFP_KERNEL); if (NULL != hdspm->tco) { hdspm_tco_write(hdspm); } @@ -6941,7 +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; |