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Don't try to call a dialplan function's read callback from

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the manager's GetVar handler if an invalid channel has
been specified. Several dialplan functions, including
CHANNEL and SIP_HEADER, do not check for NULL-ness of
the channel being passed in.

(closes issue #13715)
Reported by: makoto



git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@150298 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Michelson
2008-10-16 23:34:37 +00:00
parent 4fa4c33f6d
commit e9035cc286
1 changed files with 3 additions and 1 deletions
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4
main/manager.c
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@@ -1499,7 +1499,9 @@ static int action_getvar(struct mansession *s, const struct message *m)
if (varname[strlen(varname) - 1] == ')') { if (varname[strlen(varname) - 1] == ')') {
char *copy = ast_strdupa(varname); char *copy = ast_strdupa(varname);
if (!c) {
astman_send_error(s, m, "No such channel");
}
ast_func_read(c, copy, workspace, sizeof(workspace)); ast_func_read(c, copy, workspace, sizeof(workspace));
varval = workspace; varval = workspace;
} else { } else {