include/image: don't save gzip name/timestamp metadata

[openwrt/openwrt.git] / include / image.mk

diff --git a/include/image.mk b/include/image.mk
index 8f81861fd08de08d14d350743ab90da47af747e5..555d6523add518572411279eb39bcf3ddd2a5df1 100644 (file)
--- a/include/image.mk
+++ b/include/image.mk
@@ -249,10 +249,9 @@ define Image/mkfs/cpiogz
 endef
 
 define Image/mkfs/targz
-       $(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz \
-               --numeric-owner --owner=0 --group=0 --sort=name \
+       $(TAR) -cp --numeric-owner --owner=0 --group=0 --sort=name \
                $(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
-               -C $(TARGET_DIR)/ .
+               -C $(TARGET_DIR)/ . | gzip -9n > $(BIN_DIR)/$(IMG_PREFIX)$(if $(PROFILE_SANITIZED),-$(PROFILE_SANITIZED))-rootfs.tar.gz
 endef
 
 E2SIZE=$(shell echo $$(($(CONFIG_TARGET_ROOTFS_PARTSIZE)*1024*1024)))