From fe09596f498383e972dfd77537b0f66bbddf74b9 Mon Sep 17 00:00:00 2001 From: Michael Niedermayer Date: Sun, 7 May 2017 14:16:33 +0200 Subject: [PATCH] avcodec/ra144: Fix runtime error: left shift of negative value -798 Fixes: 1388/clusterfuzz-testcase-minimized-6680800936329216 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer (cherry picked from commit 78bf446852a7e5e8aa52c7ca9889632e167b665f) Signed-off-by: Michael Niedermayer --- libavcodec/ra144.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/ra144.c b/libavcodec/ra144.c index ceec32d79d..690f7ff3d6 100644 --- a/libavcodec/ra144.c +++ b/libavcodec/ra144.c @@ -1598,7 +1598,7 @@ void ff_eval_coefs(int *coefs, const int *refl) int i, j; for (i=0; i < LPC_ORDER; i++) { - b1[i] = refl[i] << 4; + b1[i] = refl[i] * 16; for (j=0; j < i; j++) b1[j] = ((refl[i] * b2[i-j-1]) >> 12) + b2[j];