keymgr: fix memory leaks

src/utils/keymgr/functions.c

@@ -315,6 +315,7 @@ int keymgr_import_bind(kdnssec_ctx_t *ctx, const char *import_file)
 	bind_privkey_free(&bpriv);
 
 	ret = dnssec_keystore_import(ctx->keystore, &pem, &keyid);
+	dnssec_binary_free(&pem);
 	if (ret != DNSSEC_EOK) {
 		goto fail;
 	}

src/utils/keymgr/main.c

@@ -184,7 +184,9 @@ int main(int argc, char *argv[])
 	kdnssec_ctx_t kctx = { 0 };
 
 	conf_val_t mapsize = conf_default_get(conf(), C_KASP_DB_MAPSIZE);
-	int ret = kasp_db_init(kaspdb(), conf_kaspdir(conf()), conf_int(&mapsize));
+	char *kasp_dir = conf_kaspdir(conf());
+	int ret = kasp_db_init(kaspdb(), kasp_dir, conf_int(&mapsize));
+	free(kasp_dir);
 	if (ret != KNOT_EOK) {
 		printf("Failed to initialize KASP db (%s)\n", knot_strerror(ret));
 		goto main_end;