OpenWrt build issue

gistfile1.txt

$ binwalk bin/targets/ath79/generic/openwrt-ath79-generic-tplink_re450-v3-squashfs-sysupgrade.bin.lastworking

DECIMAL       HEXADECIMAL     DESCRIPTION
--------------------------------------------------------------------------------
512           0x200           LZMA compressed data, properties: 0x6D, dictionary size: 8388608 bytes, uncompressed size: 6430395 bytes
2015098       0x1EBF7A        Squashfs filesystem, little endian, version 4.0, compression:xz, size: 3017998 bytes, 850 inodes, blocksize: 262144 bytes, created: 2020-12-22 18:11:50

$ binwalk bin/targets/ath79/generic/openwrt-ath79-generic-tplink_re450-v3-squashfs-sysupgrade.bin

DECIMAL       HEXADECIMAL     DESCRIPTION
--------------------------------------------------------------------------------
0             0x0             POSIX tar archive (GNU), owner user name: "de-tplink_re450-v3/"

$ tar tvf bin/targets/ath79/generic/openwrt-ath79-generic-tplink_re450-v3-squashfs-sysupgrade.bin
drwxr-xr-x 0/0               0 2020-12-22 18:11 sysupgrade-tplink_re450-v3/
-rw-r--r-- 0/0              22 2020-12-22 18:11 sysupgrade-tplink_re450-v3/CONTROL
-rw-r--r-- 0/0         2015098 2020-12-22 18:11 sysupgrade-tplink_re450-v3/kernel
-rw-r--r-- 0/0         3080196 2020-12-22 18:11 sysupgrade-tplink_re450-v3/root

Fix to get the correct output:

diff --git a/target/linux/ath79/image/generic.mk b/target/linux/ath79/image/generic.mk
index 101c7597b8..abb01b0b3e 100644
--- a/target/linux/ath79/image/generic.mk
+++ b/target/linux/ath79/image/generic.mk
@@ -1614,30 +1614,6 @@ define Device/pisen_wmm003n
 endef
 TARGET_DEVICES += pisen_wmm003n

-define Device/plasmacloud_pa300-common
-  SOC := qca9533
-  DEVICE_VENDOR := Plasma Cloud
-  DEVICE_PACKAGES := uboot-envtools
-  IMAGE_SIZE := 7168k
-  BLOCKSIZE := 64k
-  IMAGES += factory.bin
-  KERNEL := kernel-bin | append-dtb | lzma | uImage lzma | pad-to $$(BLOCKSIZE)
-  IMAGE/factory.bin := append-rootfs | pad-rootfs | openmesh-image ce_type=PA300
-  IMAGE/sysupgrade.bin/squashfs := append-rootfs | pad-rootfs | sysupgrade-tar rootfs=$$$$@ | append-metadata
-endef
-
-define Device/plasmacloud_pa300
-  $(Device/plasmacloud_pa300-common)
-  DEVICE_MODEL := PA300
-endef
-TARGET_DEVICES += plasmacloud_pa300
-
-define Device/plasmacloud_pa300e
-  $(Device/plasmacloud_pa300-common)
-  DEVICE_MODEL := PA300E
-endef
-TARGET_DEVICES += plasmacloud_pa300e
-
 define Device/qihoo_c301
   $(Device/seama)
   SOC := ar9344