diff -r edd9b0fa63ca -r 3ad2e14e4cb7 librazor/rpm.c
--- a/librazor/rpm.c	Mon Jan 12 17:54:13 2009 +0000
+++ b/librazor/rpm.c	Wed Jan 14 11:47:55 2009 +0000
@@ -754,7 +754,7 @@
 	installer.root = root;
 
 	/* FIXME: Only do this before a transaction, not per rpm. */
-	if (stat(root, &buf) < 0 || !S_ISDIR(buf.st_mode)) {
+	if (*root && (stat(root, &buf) < 0 || !S_ISDIR(buf.st_mode))) {
 		fprintf(stderr,
 			"root installation directory \"%s\" does not exist\n",
 			root);