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[v2,1/9] ASoC: codecs: rx-macro: fix accessing compander for aux

Message ID 20220222183212.11580-2-srinivas.kandagatla@linaro.org (mailing list archive)
State Accepted
Commit 42c709c4e1ce4c136891530646c9abd5dff3524f
Headers show
Series ASoC: codecs: qcom fix validation failures | expand

Commit Message

Srinivas Kandagatla Feb. 22, 2022, 6:32 p.m. UTC 
AUX interpolator does not have compander, so check before accessing
compander data for this.

Without this checkan array of out bounds access will be made in
comp_enabled[] array.

Fixes: 4f692926f562 ("ASoC: codecs: lpass-rx-macro: add dapm widgets and route")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 sound/soc/codecs/lpass-rx-macro.c | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/sound/soc/codecs/lpass-rx-macro.c b/sound/soc/codecs/lpass-rx-macro.c
index 2b272a82eabf..32e85d2e9b90 100644
--- a/sound/soc/codecs/lpass-rx-macro.c
+++ b/sound/soc/codecs/lpass-rx-macro.c
@@ -2039,6 +2039,10 @@  static int rx_macro_load_compander_coeff(struct snd_soc_component *component,
 	int i;
 	int hph_pwr_mode;
 
+	/* AUX does not have compander */
+	if (comp == INTERP_AUX)
+		return 0;
+
 	if (!rx->comp_enabled[comp])
 		return 0;