Fix a segmentation fault when using an extension with CID matching and no CID.

Attempting to call an extension which used Caller ID matching with a channel that
has an empty caller id string would result in a segmentation fault.

(closes issue ASTERISK-18392
Reported By: Ales Zelenik


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.8@344608 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Jonathan Rose
2011-11-11 15:21:50 +00:00
parent 0eda1315b5
commit 55e8d5b380

View File

@@ -2493,7 +2493,7 @@ static int extension_match_core(const char *pattern, const char *data, enum ext_
prof_id = ast_add_profile("ext_match", 0);
}
ast_mark(prof_id, 1);
i = _extension_match_core(pattern, data, mode);
i = _extension_match_core(ast_strlen_zero(pattern) ? "" : pattern, ast_strlen_zero(data) ? "" : data, mode);
ast_mark(prof_id, 0);
return i;
}