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| author | Vinod Koul <vinod.koul@linux.intel.com> | 2012-09-17 10:21:26 +0400 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-09-17 11:54:50 +0400 |
| commit | fb4a9779f1267539292268d7363e17180eb4ee5c (patch) | |
| tree | 960691ff81a94693b2d0e4ff5db1ba8055bd6f0a /sound/core | |
| parent | 4dc040a0b34890d2adc0d63da6e9bfb4eb791b19 (diff) | |
| download | linux-fb4a9779f1267539292268d7363e17180eb4ee5c.tar.xz | |
ALSA: Compress - add codec parameter checks
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/core')
| -rw-r--r-- | sound/core/compress_offload.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index bd7f28e89254..c40ae573346d 100644 --- a/sound/core/compress_offload.c +++ b/sound/core/compress_offload.c @@ -432,6 +432,16 @@ static int snd_compress_check_input(struct snd_compr_params *params) params->buffer.fragments > SIZE_MAX / params->buffer.fragment_size) return -EINVAL; + /* now codec parameters */ + if (params->codec.id == 0 || params->codec.id > SND_AUDIOCODEC_MAX) + return -EINVAL; + + if (params->codec.ch_in == 0 || params->codec.ch_out == 0) + return -EINVAL; + + if (!(params->codec.sample_rate & SNDRV_PCM_RATE_8000_192000)) + return -EINVAL; + return 0; } |