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fix potential segfault in MeetMeAdmin (bug #2681)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/v1-0@4063 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Russell Bryant
2004-10-23 12:42:16 +00:00
parent 291309df4a
commit d91f0dadc9
1 changed files with 5 additions and 2 deletions
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7
apps/app_meetme.c
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@@ -1454,14 +1454,17 @@ static int admin_exec(struct ast_channel *chan, void *data) {
command = strsep(&params, "|"); command = strsep(&params, "|");
caller = strsep(&params, "|"); caller = strsep(&params, "|");
ast_mutex_lock(&conflock); if (!command) {
ast_log(LOG_WARNING, "MeetmeAdmin requires a command!\n");
ast_mutex_unlock(&conflock);
return -1;
}
cnf = confs; cnf = confs;
while (cnf) { while (cnf) {
if (strcmp(cnf->confno, conf) == 0) if (strcmp(cnf->confno, conf) == 0)
break; break;
cnf = cnf->next; cnf = cnf->next;
} }
ast_mutex_unlock(&conflock);
if (caller) if (caller)
user = find_user(cnf, caller); user = find_user(cnf, caller);