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| author | Takashi Iwai <tiwai@suse.de> | 2009-04-15 11:24:27 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-04-15 11:24:27 +0200 |
| commit | f4723b224d21ff546ac1fea4483094548d529479 (patch) | |
| tree | 1257dceebcacbf04d3cd6eabf7ff75cfac2edd96 /sound/core/pcm_compat.c | |
| parent | 00610a81df32ea50dba0105078e7369988caef3b (diff) | |
| parent | 336500f0305dc1552e8d01a60b409a7db781ca28 (diff) | |
Merge branch 'topic/memdup_user' into for-linus
* topic/memdup_user:
ALSA: sound/pci: use memdup_user()
ALSA: sound/usb: use memdup_user()
ALSA: sound/isa: use memdup_user()
ALSA: sound/core: use memdup_user()
Diffstat (limited to 'sound/core/pcm_compat.c')
| -rw-r--r-- | sound/core/pcm_compat.c | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/sound/core/pcm_compat.c b/sound/core/pcm_compat.c index 36d7a5998234..08bfed594a83 100644 --- a/sound/core/pcm_compat.c +++ b/sound/core/pcm_compat.c @@ -232,14 +232,11 @@ static int snd_pcm_ioctl_hw_params_compat(struct snd_pcm_substream *substream, if (! (runtime = substream->runtime)) return -ENOTTY; - data = kmalloc(sizeof(*data), GFP_KERNEL); - if (data == NULL) - return -ENOMEM; /* only fifo_size is different, so just copy all */ - if (copy_from_user(data, data32, sizeof(*data32))) { - err = -EFAULT; - goto error; - } + data = memdup_user(data32, sizeof(*data32)); + if (IS_ERR(data)) + return PTR_ERR(data); + if (refine) err = snd_pcm_hw_refine(substream, data); else |