[#51] Fixed a syntax error in ldap.c

server/ldap.c - fixed invalid compare to "\0"

added a release note

RELNOTES

@@ -199,6 +199,10 @@ by Eric Young (eay@cryptsoft.com).
   source.
   [Gitlab #35]
 
+- Fixed a syntax error in ldap.c which cropped up under Ubuntu
+  18.04.1/gcc 7.4.0. Thanks to Charles Hedrick for pointing it out.
+  [Gitlab #51]
+
 		Changes since 4.4.0 (New Features)
 - none
 		Changes since 4.4.0 (Bug Fixes)

server/ldap.c

@@ -925,7 +925,7 @@ ldap_parse_failover (struct ldap_config_stack *item, struct parse *cfile)
     ldap_value_free_len (tempbv);
 
 
-  if (primary == -1 || srvaddr[0] == '\0' || srvaddr[1] == '\0')
+  if (primary == -1 || *srvaddr[0] == '\0' || *srvaddr[1] == '\0')
     {
       log_error("Could not decide if the server type is primary"
                 " or secondary for failover peering '%s'.", peername[0]->bv_val);