merge svn 44744: do not dereference p if we know it is NULL

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@44746 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Luigi Rizzo
2006-10-08 14:14:14 +00:00
parent e2676b1098
commit 9d88cfa8dc

View File

@@ -14379,7 +14379,10 @@ retrylock:
/* Find the active SIP dialog or create a new one */
p = find_call(&req, &sin, req.method); /* returns p locked */
if (p) {
if (p == NULL) {
if (option_debug)
ast_log(LOG_DEBUG, "Invalid SIP message - rejected , no callid, len %d\n", req.len);
} else {
/* Go ahead and lock the owner if it has one -- we may need it */
/* becaues this is deadlock-prone, we need to try and unlock if failed */
if (p->owner && ast_channel_trylock(p->owner)) {
@@ -14415,9 +14418,6 @@ retrylock:
if (p->owner && !nounlock)
ast_channel_unlock(p->owner);
ast_mutex_unlock(&p->lock);
} else {
if (option_debug)
ast_log(LOG_DEBUG, "Invalid SIP message - rejected , bad request: %-70.70s\n", p->callid[0] ? p->callid : "<no callid>");
}
ast_mutex_unlock(&netlock);
if (recount)