@@ -150,7 +150,12 @@ int cli_parse_add(struct cli_matcher *root, const char *virname, const char *hex

 	pt->length = root->ac_mindepth;

 	/* dummy */

 	pt->pattern = mpool_calloc(root->mempool, pt->length, sizeof(*pt->pattern));

+	if (pt->pattern) {

+	    free(pt);

+	    return CL_EMEM;

+	}

 	if ((ret = cli_ac_addpatt(root, pt))) {

+	    mpool_free(root->mempool, pt->pattern);

 	    free(pt);

 	    return ret;

 	}