Index: trunk/src_plugins/fp_fs/fp_fs.c
===================================================================
--- trunk/src_plugins/fp_fs/fp_fs.c	(revision 11734)
+++ trunk/src_plugins/fp_fs/fp_fs.c	(revision 11735)
@@ -433,7 +433,7 @@
 			break;
 		case ST_TAG:
 			if ((c == '\r') || (c == '\n')) {	/* end of a tag */
-				if (tags != NULL) {
+				if ((tags != NULL) && (tag != NULL)) {
 					tag[tused] = '\0';
 					if (Tused >= Talloced) {
 						Talloced += 8;