On Mon, 20 Oct 2014, Vittorio Giovara wrote:

CC: [email protected]
Bug-Id: CID 732187
---
libavformat/smoothstreamingenc.c | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/libavformat/smoothstreamingenc.c b/libavformat/smoothstreamingenc.c
index a6d0a36..beea73d 100644
--- a/libavformat/smoothstreamingenc.c
+++ b/libavformat/smoothstreamingenc.c
@@ -128,8 +128,14 @@ static int64_t ism_seek(void *opaque, int64_t offset, int 
whence)
                return ret;
            }
            av_dict_set(&opts, "truncate", "0", 0);
-            ffurl_open(&os->out2, frag->infofile, AVIO_FLAG_READ_WRITE, 
&os->ctx->interrupt_callback, &opts);
+            ret = ffurl_open(&os->out2, frag->infofile, AVIO_FLAG_READ_WRITE,
+                             &os->ctx->interrupt_callback, &opts);
            av_dict_free(&opts);
+            if (ret < 0) {
+                os->out2 = os->tail_out;

You probably want to close os->out and reset it back to os->tail_out here as well.

// Martin

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