From 5a8fec1b33f2c9da89fe565516fff24b09988dc9 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michael@niedermayer.cc>
Date: Wed, 22 Feb 2017 21:28:08 +0100
Subject: [PATCH] avcodec/mpegaudiodec_template: Fix multiple runtime error:
signed integer overflow
Fixes: 648/clusterfuzz-testcase-5337961317007360
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/mpegaudiodec_template.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c
index 2fc01560faf..33f2a140771 100644
--- a/libavcodec/mpegaudiodec_template.c
+++ b/libavcodec/mpegaudiodec_template.c
@@ -459,7 +459,7 @@ static av_cold int decode_init(AVCodecContext * avctx)
cases. */
static void imdct12(INTFLOAT *out, INTFLOAT *in)
{
- INTFLOAT in0, in1, in2, in3, in4, in5, t1, t2;
+ SUINTFLOAT in0, in1, in2, in3, in4, in5, t1, t2;
in0 = in[0*3];
in1 = in[1*3] + in[0*3];
--
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