28 lines
949 B
Diff
28 lines
949 B
Diff
From 3f7040a432fd468247e971c1ef7a9d69c8075968 Mon Sep 17 00:00:00 2001
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From: Alexey Min <alexey.min@gmail.com>
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Date: Wed, 14 Jul 2021 01:11:53 +0300
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Subject: [PATCH 2/7] ipa_v3: fix potential buffer overflow
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This causes compile errors!
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Signed-off-by: Alexey Min <alexey.min@gmail.com>
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---
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drivers/platform/msm/ipa/ipa_v3/ipa_hw_stats.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/drivers/platform/msm/ipa/ipa_v3/ipa_hw_stats.c b/drivers/platform/msm/ipa/ipa_v3/ipa_hw_stats.c
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index 0cf0e60617b9..0183894a32d7 100644
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--- a/drivers/platform/msm/ipa/ipa_v3/ipa_hw_stats.c
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+++ b/drivers/platform/msm/ipa/ipa_v3/ipa_hw_stats.c
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@@ -2069,7 +2069,7 @@ static ssize_t ipa_debugfs_enable_disable_drop_stats(struct file *file,
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goto bail;
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}
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- missing = copy_from_user(dbg_buff, ubuf, count);
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+ missing = copy_from_user(dbg_buff, ubuf, min(sizeof(dbg_buff), count));
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if (missing) {
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ret = -EFAULT;
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goto bail;
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--
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2.40.1
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