Live HLS playlist with non-whitelisted protocol segment URLs gets in a retry loop

[Mattias Wadman]

Summary of the bug:

Live HLS playlist with non-whitelisted protocol segment URLs retries even thought the error is unrecoverable.

ffmpeg version: master at b5aee6086b717b83bce8f6be4324fabaddec6209
(2020-05-27)

How to reproduce:

/build # cat /Users/wader/src/ffmpeg-master/test.m3u8
#EXTM3U
#EXT-X-VERSION:3
#EXT-X-TARGETDURATION:1
#EXTINF:11.811,
http://a/
/build # gdb --args ./ffprobe_g -i /Users/wader/src/ffmpeg-master/test.m3u8
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Reading symbols from ./ffprobe_g...
r
(gdb) r
Starting program: /build/ffprobe_g -i /Users/wader/src/ffmpeg-master/test.m3u8
warning: Error disabling address space randomization: Operation not permitted
ffprobe version N-97964-gb5aee6086b Copyright (c) 2007-2020 the FFmpeg developers
  built with gcc 9.2.0 (Alpine 9.2.0)
  configuration: --enable-debug --disable-optimizations
  libavutil      56. 49.100 / 56. 49.100
  libavcodec     58. 88.100 / 58. 88.100
  libavformat    58. 43.100 / 58. 43.100
  libavdevice    58.  9.103 / 58.  9.103
  libavfilter     7. 83.100 /  7. 83.100
  libswscale      5.  6.101 /  5.  6.101
  libswresample   3.  6.100 /  3.  6.100
[hls @ 0x55dc945e2440] Skip ('#EXT-X-VERSION:3')
[hls @ 0x55dc945e2440] Opening 'http://a/' for reading
[http @ 0x7f60466d0cc0] Protocol 'http' not on whitelist 'file,crypto,data'!
[hls @ 0x55dc945e2440] Failed to open segment 0 of playlist 0
[hls @ 0x55dc945e2440] Skip ('#EXT-X-VERSION:3')
    Last message repeated 401 times
    Last message repeated 402 times
    Last message repeated 719 times

[Steven Liu]

fixed by commit : ea1940c6e2ead234f6e563c095bb67d352e3328f