diff options
| author | Richard Mudgett <rmudgett@digium.com> | 2011-11-11 18:37:32 +0000 |
|---|---|---|
| committer | Richard Mudgett <rmudgett@digium.com> | 2011-11-11 18:37:32 +0000 |
| commit | e48cecc84871f0c17c02739f4db8af338a2a1d5d (patch) | |
| tree | 62a87d8b9ba61e459b44557998b807108c3f33c1 /channels | |
| parent | 39beaff425f4d91ba81c2dc9a181ae5571473a02 (diff) | |
Check sip.conf maxforwards parameter for range 1 <= x <= 255.
JIRA AST-710
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Merged revisions 344715 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 344716 from http://svn.asterisk.org/svn/asterisk/branches/10
git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@344717 65c4cc65-6c06-0410-ace0-fbb531ad65f3
Diffstat (limited to 'channels')
| -rw-r--r-- | channels/chan_sip.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/channels/chan_sip.c b/channels/chan_sip.c index 94f957923..5896e6ed9 100644 --- a/channels/chan_sip.c +++ b/channels/chan_sip.c @@ -27939,7 +27939,8 @@ static struct sip_peer *build_peer(const char *name, struct ast_variable *v, str peer->amaflags = format; } } else if (!strcasecmp(v->name, "maxforwards")) { - if ((sscanf(v->value, "%30d", &peer->maxforwards) != 1) || (peer->maxforwards < 1)) { + if (sscanf(v->value, "%30d", &peer->maxforwards) != 1 + || peer->maxforwards < 1 || 255 < peer->maxforwards) { ast_log(LOG_WARNING, "'%s' is not a valid maxforwards value at line %d. Using default.\n", v->value, v->lineno); peer->maxforwards = sip_cfg.default_max_forwards; } |