ITS#6947 Handle missing '\n' termination in LDIF input

libraries/libldap/ldif.c

@@ -842,11 +842,16 @@ ldif_read_record(
 
 		if ( fgets( line, sizeof( line ), lfp->fp ) == NULL ) {
 			stop = 1;
-			/* Add \n in case the file does not end with newline */
-			line[0] = '\n';
-			line[1] = '\0';
+			len = 0;
+		} else {
+			len = strlen( line );
+		}
+
+		if ( len == 0 || line[len-1] != '\n' ) {
+			/* Add \n in case the line/file does not end with newline */
+			line[len] = '\n';
+			line[++len] = '\0';
 		}
-		len = strlen( line );
 
 		if ( last_ch == '\n' ) {
 			(*lno)++;