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[v2,6/9] ASoC: codecs: wc938x: fix accessing array out of bounds for enum type

Message ID 20220222183212.11580-7-srinivas.kandagatla@linaro.org (mailing list archive)
State Accepted
Commit cc587b7c8fbbe128f6bd0dad025a0caea5e6d164
Headers show
Series ASoC: codecs: qcom fix validation failures | expand

Commit Message

Srinivas Kandagatla Feb. 22, 2022, 6:32 p.m. UTC 
Accessing enums using integer would result in array out of bounds access
on platforms like aarch64 where sizeof(long) is 8 compared to enum size
which is 4 bytes.

Fix this by using enumerated items instead of integers.

Fixes: e8ba1e05bdc0 ("ASoC: codecs: wcd938x: add basic controls")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
---
 sound/soc/codecs/wcd938x.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/sound/soc/codecs/wcd938x.c b/sound/soc/codecs/wcd938x.c
index cf61d23bfb1c..deecc83eb592 100644
--- a/sound/soc/codecs/wcd938x.c
+++ b/sound/soc/codecs/wcd938x.c
@@ -2506,7 +2506,7 @@  static int wcd938x_tx_mode_get(struct snd_kcontrol *kcontrol,
 	struct soc_enum *e = (struct soc_enum *)kcontrol->private_value;
 	int path = e->shift_l;
 
-	ucontrol->value.integer.value[0] = wcd938x->tx_mode[path];
+	ucontrol->value.enumerated.item[0] = wcd938x->tx_mode[path];
 
 	return 0;
 }
@@ -2530,7 +2530,7 @@  static int wcd938x_rx_hph_mode_get(struct snd_kcontrol *kcontrol,
 	struct snd_soc_component *component = snd_soc_kcontrol_component(kcontrol);
 	struct wcd938x_priv *wcd938x = snd_soc_component_get_drvdata(component);
 
-	ucontrol->value.integer.value[0] = wcd938x->hph_mode;
+	ucontrol->value.enumerated.item[0] = wcd938x->hph_mode;
 
 	return 0;
 }