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rtmpproto: Check the return from ff_amf_read_string 

If this failed, we used to continue with an uninitialized
filename buffer.

CC: libav-stable@libav.org
Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Martin Storsjö 2016-10-13 15:24:54 +03:00
parent c9527bf344
commit 7395784ba7
1 changed files with 7 additions and 0 deletions
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7
libavformat/rtmpproto.c
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@ -1918,6 +1918,13 @@ static int send_invoke_response(URLContext *s, RTMPPacket *pkt)
!strcmp(command, "publish")) {
ret = ff_amf_read_string(&gbc, filename,
sizeof(filename), &stringlen);
if (ret) {
if (ret == AVERROR(EINVAL))
av_log(s, AV_LOG_ERROR, "Unable to parse stream name - name too long?\n");
else
av_log(s, AV_LOG_ERROR, "Unable to parse stream name\n");
return ret;
}
// check with url
if (s->filename) {
pchar = strrchr(s->filename, '/');