[source] image.mk: initialize BOARD_NAME and IMAGES, add it to DEVICE_VARS

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/?p=source.git;a=commitdiff;h=b5b2425cba8b9ec18c4ffa5c03d29a0fc83f530a

commit b5b2425cba8b9ec18c4ffa5c03d29a0fc83f530a
Author: Felix Fietkau <nbd at nbd.name>
AuthorDate: Wed Jul 20 10:09:10 2016 +0200

    image.mk: initialize BOARD_NAME and IMAGES, add it to DEVICE_VARS
    
    Signed-off-by: Felix Fietkau <nbd at nbd.name>
---
 include/image.mk | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/image.mk b/include/image.mk
index 3891787..43c144a 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -276,6 +276,7 @@ define Device/Init
   KERNEL_SIZE:=
   CMDLINE:=
 
+  IMAGES :=
   IMAGE_PREFIX := $(IMG_PREFIX)-$(1)
   IMAGE_NAME = $$(IMAGE_PREFIX)-$$(1)-$$(2)
   KERNEL_PREFIX = $$(IMAGE_PREFIX)
@@ -304,12 +305,14 @@ define Device/Init
   DEVICE_DTS :=
   DEVICE_DTS_DIR :=
 
+  BOARD_NAME :=
+
   FILESYSTEMS := $(TARGET_FILESYSTEMS)
 endef
 
 DEFAULT_DEVICE_VARS := \
   DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_INITRAMFS_IMAGE \
-  DEVICE_DTS DEVICE_DTS_DIR \
+  DEVICE_DTS DEVICE_DTS_DIR BOARD_NAME \
   UBOOTENV_IN_UBI KERNEL_IN_UBI \
   BLOCKSIZE PAGESIZE SUBPAGESIZE VID_HDR_OFFSET \
   UBINIZE_OPTS