x86: image: drop unused ROOTDELAY variable

It's unused since commit 742700719303 ("x86: remove the olpc subtarget,
it has been unmaintained for a long time").

Signed-off-by: Rafał Miłecki <rafal@milecki.pl>

diff --git a/target/linux/x86/image/Makefile b/target/linux/x86/image/Makefile
index 965737ac631f3867c0d36963a86f7729ae25bd26..a2df0af3019cd38f3643ca63278e0362b7b1e996 100644 (file)
--- a/target/linux/x86/image/Makefile
+++ b/target/linux/x86/image/Makefile
@@ -97,8 +97,6 @@ ifneq ($(CONFIG_GRUB_IMAGES),)
   endef
 endif
 
-ROOTDELAY=10
-
 define Image/Build/squashfs
        dd if=/dev/zero bs=128k count=1 >> $(KDIR)/root.squashfs
 endef