From e9eb44ed8869c340f1c4b415e91741e756e48b11 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Fri, 2 Jun 2023 16:32:55 +0200
Subject: [PATCH] fftools/ffmpeg_dec: drop always-0 InputStream.prev_sub.ret

---
 fftools/ffmpeg.h     | 1 -
 fftools/ffmpeg_dec.c | 3 +--
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/fftools/ffmpeg.h b/fftools/ffmpeg.h
index 88e3516243..7b38812f74 100644
--- a/fftools/ffmpeg.h
+++ b/fftools/ffmpeg.h
@@ -365,7 +365,6 @@ typedef struct InputStream {
     int fix_sub_duration;
     struct { /* previous decoded subtitle and related variables */
         int got_output;
-        int ret;
         AVSubtitle subtitle;
     } prev_sub;
 
diff --git a/fftools/ffmpeg_dec.c b/fftools/ffmpeg_dec.c
index 799be63215..c0c242147f 100644
--- a/fftools/ffmpeg_dec.c
+++ b/fftools/ffmpeg_dec.c
@@ -346,14 +346,13 @@ int process_subtitle(InputStream *ist, AVSubtitle *subtitle, int *got_output)
             }
         }
         FFSWAP(int,        *got_output, ist->prev_sub.got_output);
-        FFSWAP(int,        ret,         ist->prev_sub.ret);
         FFSWAP(AVSubtitle, *subtitle,   ist->prev_sub.subtitle);
         if (end <= 0)
             goto out;
     }
 
     if (!*got_output)
-        return ret;
+        return 0;
 
     for (int i = 0; i < ist->nb_filters; i++) {
         ret = ifilter_sub2video(ist->filters[i], subtitle);