Signed-off-by: Vinod Koul vinod.koul@linux.intel.com --- include/sound/compress_params.h | 1 + sound/core/compress_offload.c | 10 ++++++++++ 2 files changed, 11 insertions(+), 0 deletions(-)
diff --git a/include/sound/compress_params.h b/include/sound/compress_params.h index da4a456..602dc6c 100644 --- a/include/sound/compress_params.h +++ b/include/sound/compress_params.h @@ -72,6 +72,7 @@ #define SND_AUDIOCODEC_IEC61937 ((__u32) 0x0000000B) #define SND_AUDIOCODEC_G723_1 ((__u32) 0x0000000C) #define SND_AUDIOCODEC_G729 ((__u32) 0x0000000D) +#define SND_AUDIOCODEC_MAX SND_AUDIOCODEC_G729
/* * Profile and modes are listed with bit masks. This allows for a diff --git a/sound/core/compress_offload.c b/sound/core/compress_offload.c index bd7f28e..c40ae57 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; }