[FFmpeg-cvslog] libavutil/eval: Remove CONFIG_TRAPV special handling

[Michael Niedermayer]

ffmpeg | branch: release/4.3 | Michael Niedermayer <michael at niedermayer.cc> | Sun Jan 31 16:22:53 2021 +0100| [aaa74324ca708587580b7783ac7ebfbe1a97dec5] | committer: Michael Niedermayer

libavutil/eval: Remove CONFIG_TRAPV special handling

Fixes: division by zero
Fixes: 29555/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVO_fuzzer-5149951447400448

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit 8574fcbfc7784173347418e09035ff8121574571)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=aaa74324ca708587580b7783ac7ebfbe1a97dec5
---

 libavutil/eval.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavutil/eval.c b/libavutil/eval.c
index d527f6a9d0..c743ee3dfc 100644
--- a/libavutil/eval.c
+++ b/libavutil/eval.c
@@ -306,7 +306,7 @@ static double eval_expr(Parser *p, AVExpr *e)
             double d = eval_expr(p, e->param[0]);
             double d2 = eval_expr(p, e->param[1]);
             switch (e->type) {
-                case e_mod: return e->value * (d - floor((!CONFIG_FTRAPV || d2) ? d / d2 : d * INFINITY) * d2);
+                case e_mod: return e->value * (d - floor(d2 ? d / d2 : d * INFINITY) * d2);
                 case e_gcd: return e->value * av_gcd(d,d2);
                 case e_max: return e->value * (d >  d2 ?   d : d2);
                 case e_min: return e->value * (d <  d2 ?   d : d2);