fs/ext2: remove redundant BR2_TARGET_ROOTFS_EXT2_SQUASH option

The generic fs handling does a chmod -R 0:0 $(TARGET_DIR), so there's no
need for a specific option to enforce this when making an ext2fs image.

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

fs/ext2/Config.in

@@ -18,11 +18,6 @@ config BR2_TARGET_ROOTFS_EXT2_RESBLKS
 	depends on BR2_TARGET_ROOTFS_EXT2
 	default 0
 
-config BR2_TARGET_ROOTFS_EXT2_SQUASH
-	bool "Make all files be owned by root"
-	depends on  BR2_TARGET_ROOTFS_EXT2
-	default y
-
 choice
 	prompt "Compression method"
 	default BR2_TARGET_ROOTFS_EXT2_NONE

fs/ext2/ext2.mk

@@ -6,10 +6,6 @@
 
 EXT2_OPTS :=
 
-ifeq ($(BR2_TARGET_ROOTFS_EXT2_SQUASH),y)
-EXT2_OPTS += -U
-endif
-
 ifneq ($(strip $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)),0)
 EXT2_OPTS += -b $(BR2_TARGET_ROOTFS_EXT2_BLOCKS)
 endif