image: fix CONFIG_EXTERNAL_CPIO handling

CONFIG_EXTERNAL_CPIO is a string variable, hence testing for 'y'
doesn't make much sense here.

Fixes: 330bd380e8 ("image: allow building FIT and uImage with ramdisk")
Reported-by: Huangbin Zhan <zhanhb88@gmail.com>
Signed-off-by: Daniel Golle <daniel@makrotopia.org>
This commit is contained in:
Daniel Golle 2021-11-27 12:02:05 +00:00
parent 2f6c847eb7
commit 0a4f5d06c2
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@ -171,7 +171,7 @@ define Kernel/CompileImage/Initramfs
$(if $(SOURCE_DATE_EPOCH),touch -hcd "@$(SOURCE_DATE_EPOCH)" $(TARGET_DIR)/init)
rm -rf $(KERNEL_BUILD_DIR)/linux-$(LINUX_VERSION)/usr/initramfs_data.cpio*
ifeq ($(CONFIG_TARGET_ROOTFS_INITRAMFS_SEPARATE),y)
ifeq ($(CONFIG_EXTERNAL_CPIO),y)
ifneq ($(qstrip $(CONFIG_EXTERNAL_CPIO)),)
$(CP) $(CONFIG_EXTERNAL_CPIO) $(KERNEL_BUILD_DIR)/initrd.cpio
else
( cd $(TARGET_DIR); find . | $(STAGING_DIR_HOST)/bin/cpio -o -H newc -R 0:0 > $(KERNEL_BUILD_DIR)/initrd.cpio )