From ba28222a14ab4c164a6702a65822871c68185c0d Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Date: Sat, 4 May 2024 18:48:14 +0200
Subject: [PATCH] avcodec/ratecontrol: Fix double free on error

Happens on init_pass2() failure.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
---
 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);
 }