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[FFmpeg-devel,09/26] avformat/jacosubdec: Fix memleak upon read header failure

Message ID 20200614223656.21338-9-andreas.rheinhardt@gmail.com
State Accepted
Commit c13a752733a9af955b032c55f704b748fe37dd19
Headers show
Series [FFmpeg-devel,01/26] avformat/matroskadec: Move AVBufferRef instead of copying, fix memleak | expand

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Commit Message

Andreas Rheinhardt June 14, 2020, 10:36 p.m. UTC 
The already parsed subtitles (contained in an FFDemuxSubtitlesQueue)
would leak if an error happened upon reading a subsequent subtitle.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@gmail.com>
---
 libavformat/jacosubdec.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/libavformat/jacosubdec.c b/libavformat/jacosubdec.c
index 121c86d659..3414eb3938 100644
--- a/libavformat/jacosubdec.c
+++ b/libavformat/jacosubdec.c
@@ -188,8 +188,10 @@  static int jacosub_read_header(AVFormatContext *s)
             AVPacket *sub;
 
             sub = ff_subtitles_queue_insert(&jacosub->q, line, len, merge_line);
-            if (!sub)
-                return AVERROR(ENOMEM);
+            if (!sub) {
+                ret = AVERROR(ENOMEM);
+                goto fail;
+            }
             sub->pos = pos;
             merge_line = len > 1 && !strcmp(&line[len - 2], "\\\n");
             continue;