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Gracefully handle malformed RTP text packets.

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AST-2009-004



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@209235 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Michelson
2009-07-27 20:54:54 +00:00
parent 33a48e257e
commit ed8ccbdb73
1 changed files with 3 additions and 0 deletions
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3
res/res_rtp_asterisk.c
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@@ -2078,6 +2078,9 @@ static struct ast_frame *ast_rtp_read(struct ast_rtp_instance *instance, int rtc
rtp->f.subclass = AST_FORMAT_T140; rtp->f.subclass = AST_FORMAT_T140;
header_end = memchr(data, ((*data) & 0x7f), rtp->f.datalen); header_end = memchr(data, ((*data) & 0x7f), rtp->f.datalen);
if (header_end == NULL) {
return &ast_null_frame;
}
header_end++; header_end++;
header_length = header_end - data; header_length = header_end - data;