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38 lines
1.2 KiB
Diff
38 lines
1.2 KiB
Diff
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From 3bfe5a89916f7d29492e9f6d941d108b688cb804 Mon Sep 17 00:00:00 2001
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From: Karthikeyan Mani <kmani@codeaurora.org>
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Date: Wed, 14 Dec 2016 11:46:35 -0800
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Subject: ASoC: wcd9335: Fix out of bounds for mad input value
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Add check in tasha_mad_input_put function to
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return error on out of bounds access using
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mad input value.
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CRs-fixed: 1096799
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Change-Id: Iddaa3fef362f7cb1919aa3bd8dd4b83133fe7c97
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Signed-off-by: Karthikeyan Mani <kmani@codeaurora.org>
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---
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sound/soc/codecs/wcd9335.c | 7 +++++++
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1 file changed, 7 insertions(+)
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diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c
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index c94623c..1f97326 100644
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--- a/sound/soc/codecs/wcd9335.c
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+++ b/sound/soc/codecs/wcd9335.c
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@@ -7575,6 +7575,13 @@ static int tasha_mad_input_put(struct snd_kcontrol *kcontrol,
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tasha_mad_input = ucontrol->value.integer.value[0];
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+ if (tasha_mad_input >= ARRAY_SIZE(tasha_conn_mad_text)) {
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+ dev_err(codec->dev,
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+ "%s: tasha_mad_input = %d out of bounds\n",
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+ __func__, tasha_mad_input);
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+ return -EINVAL;
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+ }
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+
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if (!strcmp(tasha_conn_mad_text[tasha_mad_input], "NOTUSED1") ||
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!strcmp(tasha_conn_mad_text[tasha_mad_input], "NOTUSED2") ||
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!strcmp(tasha_conn_mad_text[tasha_mad_input], "NOTUSED3") ||
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--
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cgit v1.1
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