[FFmpeg-cvslog] avcodec/ratecontrol: Fix double free on error

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Sat May  4 18:48:14 2024 +0200| [ba28222a14ab4c164a6702a65822871c68185c0d] | committer: Andreas Rheinhardt

avcodec/ratecontrol: Fix double free on error

Happens on init_pass2() failure.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ba28222a14ab4c164a6702a65822871c68185c0d
---

 libavcodec/ratecontrol.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/ratecontrol.c b/libavcodec/ratecontrol.c
index 9ee08ecb88..27017d7976 100644
--- a/libavcodec/ratecontrol.c
+++ b/libavcodec/ratecontrol.c
@@ -694,6 +694,7 @@ av_cold void ff_rate_control_uninit(MpegEncContext *s)
     emms_c();
 
     av_expr_free(rcc->rc_eq_eval);
+    rcc->rc_eq_eval = NULL;
     av_freep(&rcc->entry);
 }