diff --git a/src/cache.c b/src/cache.c
index 9cfb535..74743f2 100644
--- a/src/cache.c
+++ b/src/cache.c
@@ -1639,7 +1639,7 @@
 		struct flt_conf *fconf, char **err, void *private)
 {
 	struct flt_conf *f, *back;
-	struct cache_flt_conf *cconf;
+	struct cache_flt_conf *cconf = NULL;
 	char *name = NULL;
 	int pos = *cur_arg;