[openwrt/openwrt] Revert "ath79: add empty squashfs-lzma filesystem"

[LEDE Commits]

dangole pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/43417aef846c76f30183c436055afc7d10b8b690

commit 43417aef846c76f30183c436055afc7d10b8b690
Author: Daniel Golle <daniel at makrotopia.org>
AuthorDate: Fri May 12 02:23:10 2023 +0200

    Revert "ath79: add empty squashfs-lzma filesystem"
    
    This reverts commit 91e3419a33f3f0baa2fb25680f5c9a7b2240102b.
    Now that squashfs3-lzma generates reproducible output we can drop the
    empty binary. Having a binary file in the tree is not nice and we actually
    also use squashfs3-lzma for devices which expect the kernel to be loaded
    from a squashfs3...
    
    Signed-off-by: Daniel Golle <daniel at makrotopia.org>
---
 include/image-commands.mk                    |  10 ++++++++++
 target/linux/ath79/image/Makefile            |   3 ---
 target/linux/ath79/image/empty-squashfs-lzma | Bin 150 -> 0 bytes
 3 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/include/image-commands.mk b/include/image-commands.mk
index e1951672e6..0c13f30fef 100644
--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -103,6 +103,16 @@ define Build/append-rootfs
 	dd if=$(IMAGE_ROOTFS) >> $@
 endef
 
+define Build/append-squashfs-fakeroot-be
+	rm -rf $@.fakefs $@.fakesquashfs
+	mkdir $@.fakefs
+	$(STAGING_DIR_HOST)/bin/mksquashfs3-lzma \
+		$@.fakefs $@.fakesquashfs \
+		-noappend -root-owned -be -nopad -b 65536 \
+		$(if $(SOURCE_DATE_EPOCH),-fixed-time $(SOURCE_DATE_EPOCH))
+	cat $@.fakesquashfs >> $@
+endef
+
 define Build/append-squashfs4-fakeroot
 	rm -rf $@.fakefs $@.fakesquashfs
 	mkdir $@.fakefs
diff --git a/target/linux/ath79/image/Makefile b/target/linux/ath79/image/Makefile
index 02fd26bfd8..8328be7667 100644
--- a/target/linux/ath79/image/Makefile
+++ b/target/linux/ath79/image/Makefile
@@ -60,9 +60,6 @@ define Build/relocate-kernel
 	rm -rf $@.relocate
 endef
 
-define Build/append-squashfs-fakeroot-be
-	cat ./empty-squashfs-lzma >> $@
-endef
 
 define Device/Default
   DEVICE_DTS_DIR := ../dts
diff --git a/target/linux/ath79/image/empty-squashfs-lzma b/target/linux/ath79/image/empty-squashfs-lzma
deleted file mode 100755
index 803a7661a7..0000000000
Binary files a/target/linux/ath79/image/empty-squashfs-lzma and /dev/null differ