CVE-2015-6908 openldap: ber_get_next denial of service vulnerability

Upstream: ITS#8240

diff --git a/libraries/liblber/io.c b/libraries/liblber/io.c

--- a/libraries/liblber/io.c

+++ b/libraries/liblber/io.c

@@ -679,7 +679,7 @@ done:

 		return (ber->ber_tag);

 	}

+	/* invalid input */

-	assert( 0 ); /* ber structure is messed up ?*/

 	return LBER_DEFAULT;

 }