On 5/8/2017 3:35 AM, Steven Liu wrote:
fix memleak bug, when all the process is normal,
just free old_filename

Signed-off-by: Steven Liu <l...@chinaffmpeg.org>
---
 libavformat/hlsenc.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/libavformat/hlsenc.c b/libavformat/hlsenc.c
index 221089c..d62d5b8 100644
--- a/libavformat/hlsenc.c
+++ b/libavformat/hlsenc.c
@@ -1559,6 +1559,8 @@ static int hls_write_packet(AVFormatContext *s, AVPacket 
*pkt)
             av_free(old_filename);
             return ret;
         }
+
+        av_free(old_filename);

This looks fine, but, if possible, it would be preferable to free the memory earlier if it is no longer needed. I didn't study the code sufficiently to determine this with certainty, but it is possible that old_filename is no longer needed after line 1551. In that case, free it earlier and eliminate any subsequent calls to av_free(old_filename).

     }

     ret = ff_write_chained(oc, stream_index, pkt, s, 0);


Aaron Levinson
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