sounds a bit more conservative...

servers/slapd/config.c

@@ -843,6 +843,7 @@ read_config( const char *fname, int depth )
 #endif
 						}
 					}
+					lim->lms_s_hard = 0;
 				}
 			}
 
@@ -922,6 +923,7 @@ read_config( const char *fname, int depth )
 #endif
 						}
 					}
+					lim->lms_t_hard = 0;
 				}
 			}