diff --git a/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac b/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
index f64458526f..60b699d9c9 100644
--- a/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
+++ b/target/linux/mediatek/mt7623/base-files/lib/preinit/07_set_iface_mac
@@ -1,23 +1,19 @@
 # Copyright (C) 2018 OpenWrt.org
 
-RECOVERY_PART=/dev/mmcblk0p1
+. /lib/functions.sh
+. /lib/functions/system.sh
 
-preinit_set_mac_address() {
+set_recovery_mac_address() {
+	local RECOVERY_PART="$1"
 	local mac
 
-	. /lib/functions.sh
-	. /lib/functions/system.sh
-
-	case $(board_name) in
-	unielec,u7623-02-emmc-512m)
-		if [ -b $RECOVERY_PART ]; then
-			insmod nls_cp437
-			insmod nls_iso8859-1
-			insmod fat
-			insmod vfat
-			mkdir -p /tmp/recovery
-			mount -o rw,noatime $RECOVERY_PART /tmp/recovery
-
+	if [ -b $RECOVERY_PART ]; then
+		insmod nls_cp437
+		insmod nls_iso8859-1
+		insmod fat
+		insmod vfat
+		mkdir -p /tmp/recovery
+		if mount -o rw,noatime $RECOVERY_PART -t vfat /tmp/recovery; then
 			if [ -f "/tmp/recovery/mac_addr" ];
 			then
 				mac=$(cat /tmp/recovery/mac_addr)
@@ -28,17 +24,34 @@ preinit_set_mac_address() {
 
 			sync
 			umount /tmp/recovery
-			rm -rf /tmp/recovery
-		fi
+			rmdir /tmp/recovery
 
-		ip link set dev wan address $mac 2> /dev/null
+			ip link set dev wan address $mac 2> /dev/null
 
-		mac=$(macaddr_add $mac 1)
+			mac=$(macaddr_add $mac 1)
 
-		ip link set dev lan0 address $mac 2>/dev/null
-		ip link set dev lan1 address $mac 2>/dev/null
-		ip link set dev lan2 address $mac 2>/dev/null
-		ip link set dev lan3 address $mac 2>/dev/null
+			ip link set dev lan0 address $mac 2>/dev/null
+			ip link set dev lan1 address $mac 2>/dev/null
+			ip link set dev lan2 address $mac 2>/dev/null
+			ip link set dev lan3 address $mac 2>/dev/null
+		fi
+	fi
+}
+
+preinit_set_mac_address() {
+	local rootpart
+
+	case $(board_name) in
+	bananapi,bpi-r2)
+		rootpart=$(cat /proc/cmdline)
+		rootpart="${rootpart##*root=}"
+		rootpart="${rootpart%%p3 *}"
+		if [ "$rootpart" = "/dev/mmcblk0" -o "$rootpart" = "/dev/mmcblk1" ]; then
+			set_recovery_mac_address ${rootpart}p2
+		fi
+		;;
+	unielec,u7623-02-emmc-512m)
+		set_recovery_mac_address /dev/mmcblk0p1
 		;;
 	esac
 }