[FFmpeg-cvslog] avcodec/mpegaudiodec_template: Fix multiple runtime error: signed integer overflow

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Wed Feb 22 21:28:08 2017 +0100| [5a8fec1b33f2c9da89fe565516fff24b09988dc9] | committer: Michael Niedermayer

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 at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5a8fec1b33f2c9da89fe565516fff24b09988dc9
---

 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 2fc0156..33f2a14 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];