Use the correct variable when creating the format string

(closes issue #14177)
Reported by: nic_bellamy
Patches:
      asterisk-trunk-svn-r167242-ast_db_gettree.patch uploaded by nic (license 299)



git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@167299 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/db.c

@@ -407,7 +407,7 @@ struct ast_db_entry *ast_db_gettree(const char *family, const char *keytree)
 	if (!ast_strlen_zero(family)) {
 		if (!ast_strlen_zero(keytree)) {
 			/* Family and key tree */
-			snprintf(prefix, sizeof(prefix), "/%s/%s", family, prefix);
+			snprintf(prefix, sizeof(prefix), "/%s/%s", family, keytree);
 		} else {
 			/* Family only */
 			snprintf(prefix, sizeof(prefix), "/%s", family);