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avformat/rtsp: Check that lower transport is handled in one of the if() 

Fixes: CID1473554 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c8200d3825)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-06-08 19:43:15 +02:00
parent f9ee20fe60
commit d2bc683a22
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1 changed files with 4 additions and 0 deletions
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4
libavformat/rtsp.c
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@ -1542,7 +1542,11 @@ int ff_rtsp_make_setup_request(AVFormatContext *s, const char *host, int port,
else if (lower_transport == RTSP_LOWER_TRANSPORT_UDP_MULTICAST) {
snprintf(transport, sizeof(transport) - 1,
"%s/UDP;multicast", trans_pref);
} else {
err = AVERROR(EINVAL);
goto fail; // transport would be uninitialized
}
if (s->oformat) {
av_strlcat(transport, ";mode=record", sizeof(transport));
} else if (rt->server_type == RTSP_SERVER_REAL ||