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ASoC: compress: fix unsigned integer overflow check 

Parameter fragments and fragment_size are type of u32. U32_MAX is
the correct check.

Signed-off-by: Xiaojun Sang <xsang@codeaurora.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Acked-by: Vinod Koul <vkoul@kernel.org>
Link: https://lore.kernel.org/r/20191021095432.5639-1-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Xiaojun Sang 2019-10-21 10:54:32 +01:00 committed by Mark Brown
parent 9110d1b0e2
commit d3645b0553
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1 changed files with 1 additions and 1 deletions
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2
sound/core/compress_offload.c
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@ -528,7 +528,7 @@ static int snd_compress_check_input(struct snd_compr_params *params)
{
/* first let's check the buffer parameter's */
if (params->buffer.fragment_size == 0 ||
params->buffer.fragments > INT_MAX / params->buffer.fragment_size ||
params->buffer.fragments > U32_MAX / params->buffer.fragment_size ||
params->buffer.fragments == 0)
return -EINVAL;