diff options
| author | Alexander Traud <pabstraud@compuserve.com> | 2017-03-29 15:04:05 +0200 |
|---|---|---|
| committer | Alexander Traud <pabstraud@compuserve.com> | 2017-03-29 07:27:17 -0600 |
| commit | 60ff37fcb8b9154027d9e0c6d82b9446a989054e (patch) | |
| tree | b1237f63f92ef6b7ba2ed42c7a08d674a163c304 | |
| parent | f719c661a2113291b53e9b8e7002aba5d09ce92b (diff) | |
srtp: Allow zero as tag value for a sRTP Crypto Suite.
ASTERISK-25490 #close
Change-Id: I1c5fc0942c33c96d62b24203aad0f1e1a1a0131f
| -rw-r--r-- | res/res_srtp.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/res/res_srtp.c b/res/res_srtp.c index 1fb16ce6b..dfe67c920 100644 --- a/res/res_srtp.c +++ b/res/res_srtp.c @@ -784,8 +784,8 @@ static int res_sdp_crypto_parse_offer(struct ast_rtp_instance *rtp, struct ast_s return -1; } - /* RFC4568 9.1 - tag is 1-9 digits, greater than zero */ - if (sscanf(tag, "%30d", &tag_from_sdp) != 1 || tag_from_sdp <= 0 || tag_from_sdp > 999999999) { + /* RFC4568 9.1 - tag is 1-9 digits */ + if (sscanf(tag, "%30d", &tag_from_sdp) != 1 || tag_from_sdp < 0 || tag_from_sdp > 999999999) { ast_log(LOG_WARNING, "Unacceptable a=crypto tag: %s\n", tag); return -1; } |