Fixup memleak in unsupported algorithm checks at startup.

git-svn-id: file:///svn/unbound/trunk@1774 be551aaa-1e26-0410-a405-d3ace91eadb9

doc/Changelog

@@ -1,3 +1,6 @@
+25 August 2009: Wouter
+	- fixup memleak in trust anchor unsupported algorithm check.
+
 24 August 2009: Wouter
 	- cleaner memory allocation on exit. autotrust test routines.
 	- free all memory on program exit, fix for ssl and flex.

validator/val_anchor.c

@@ -970,6 +970,10 @@ anchors_assemble_rrsets(struct val_anchors* anchors)
 				" the anchor is ignored (check if you need to"
 				" upgrade unbound and openssl)", b);
 			(void)rbtree_delete(anchors->tree, &ta->node);
+			lock_basic_unlock(&ta->lock);
+			lock_basic_destroy(&ta->lock);
+			ta = next;
+			continue;
 		}
 		lock_basic_unlock(&ta->lock);
 		ta = next;