diff mbox series

[5.11,034/120] ASoC: qcom: sdm845: Fix array out of range on rx slim channels

Message ID 20210322121930.799909440@linuxfoundation.org
State Superseded
Headers show
Series None | expand

Commit Message

Greg KH March 22, 2021, 12:26 p.m. UTC 
From: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>


commit 4800fe6ea1022eb240215b1743d2541adad8efc7 upstream.

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>

Link: https://lore.kernel.org/r/20210309142129.14182-3-srinivas.kandagatla@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 sound/soc/qcom/sdm845.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

--- 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 {