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[2/3] ASoC: qcom: sdm845: Fix array out of range on rx slim channels

Message ID 20210309101613.25995-3-srinivas.kandagatla@linaro.org
State Accepted
Commit 4800fe6ea1022eb240215b1743d2541adad8efc7
Headers show
Series ASoC: sdm845: array out of bound issues | expand

Commit Message

Srinivas Kandagatla March 9, 2021, 10:16 a.m. UTC 
WCD934x has only 13 RX SLIM ports however we are setting it as 16
in set_channel_map, this will lead to array out of bounds error!

Orignally caught by enabling USBAN array out of bounds check:

Fixes: 5caf64c633a3 ("ASoC: qcom: sdm845: add support to DB845c and Lenovo Yoga")
Reported-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 sound/soc/qcom/sdm845.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/sound/soc/qcom/sdm845.c b/sound/soc/qcom/sdm845.c
index 1e2c2d0902ea..153e9b2de0b5 100644
--- a/sound/soc/qcom/sdm845.c
+++ b/sound/soc/qcom/sdm845.c
@@ -27,7 +27,7 @@ 
 #define SPK_TDM_RX_MASK         0x03
 #define NUM_TDM_SLOTS           8
 #define SLIM_MAX_TX_PORTS 16
-#define SLIM_MAX_RX_PORTS 16
+#define SLIM_MAX_RX_PORTS 13
 #define WCD934X_DEFAULT_MCLK_RATE	9600000
 
 struct sdm845_snd_data {