Messages in this thread Patch in this message | | | From | Srinivas Kandagatla <> | Subject | [PATCH] ASoC: qcom: sm8250: Fix array out of bounds access | Date | Wed, 28 Oct 2020 14:20:01 +0000 |
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Static analysis Coverity had detected a potential array out-of-bounds write issue due to the fact that MAX AFE port Id was set to 16 instead of using AFE_PORT_MAX macro.
Fix this by properly using AFE_PORT_MAX macro.
Fixes: aa2e2785545a ("ASoC: qcom: sm8250: add sound card qrb5165-rb5 support") Reported-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> --- sound/soc/qcom/sm8250.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-)
diff --git a/sound/soc/qcom/sm8250.c b/sound/soc/qcom/sm8250.c index 7d43de6d909f..52c40512102f 100644 --- a/sound/soc/qcom/sm8250.c +++ b/sound/soc/qcom/sm8250.c @@ -13,12 +13,11 @@ #define DRIVER_NAME "sm8250" #define MI2S_BCLK_RATE 1536000 -#define MAX_SDW_STREAMS 16 struct sm8250_snd_data { - bool stream_prepared[MAX_SDW_STREAMS]; + bool stream_prepared[AFE_PORT_MAX]; struct snd_soc_card *card; - struct sdw_stream_runtime *sruntime[MAX_SDW_STREAMS]; + struct sdw_stream_runtime *sruntime[AFE_PORT_MAX]; }; static int sm8250_be_hw_params_fixup(struct snd_soc_pcm_runtime *rtd, -- 2.21.0
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