[FFmpeg-cvslog] avformat/dashenc: Handled the error from dashenc_io_open()

[kjeyapal@akamai.com]

ffmpeg | branch: master | kjeyapal at akamai.com <kjeyapal at akamai.com> | Wed Nov 28 22:54:16 2018 +0530| [6c1e1242012e116e2622ec7a9f56972eaf5c15f8] | committer: Karthick J

avformat/dashenc: Handled the error from dashenc_io_open()

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6c1e1242012e116e2622ec7a9f56972eaf5c15f8
---

 libavformat/dashenc.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libavformat/dashenc.c b/libavformat/dashenc.c
index af3f0ee167..72c6e5a8e6 100644
--- a/libavformat/dashenc.c
+++ b/libavformat/dashenc.c
@@ -534,8 +534,12 @@ static void output_segment_list(OutputStream *os, AVIOContext *out, AVFormatCont
         snprintf(temp_filename_hls, sizeof(temp_filename_hls), use_rename ? "%s.tmp" : "%s", filename_hls);
 
         set_http_options(&http_opts, c);
-        dashenc_io_open(s, &c->m3u8_out, temp_filename_hls, &http_opts);
+        ret = dashenc_io_open(s, &c->m3u8_out, temp_filename_hls, &http_opts);
         av_dict_free(&http_opts);
+        if (ret < 0) {
+            av_log(s, AV_LOG_ERROR, "Unable to open %s for writing\n", temp_filename_hls);
+            return;
+        }
         for (i = start_index; i < os->nb_segments; i++) {
             Segment *seg = os->segments[i];
             double duration = (double) seg->duration / timescale;