diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index fa44828562d3..c99e1e994cd4 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2856,6 +2856,10 @@ static int btusb_mtk_setup(struct hci_dev *hdev)
 			"mediatek/BT_RAM_CODE_MT%04x_1_%x_hdr.bin",
 			 dev_id & 0xffff, (fw_version & 0xff) + 1);
 		err = btusb_mtk_setup_firmware_79xx(hdev, fw_bin_name);
+		if (err < 0) {
+			bt_dev_err(hdev, "Failed to set up firmware (%d)", err);
+			return err;
+		}
 
 		/* It's Device EndPoint Reset Option Register */
 		btusb_mtk_uhw_reg_write(data, MTK_EP_RST_OPT, MTK_EP_RST_IN_OUT_OPT);