[yocto] [meta-raspberrypi][PATCH 1/2] sdcard_image-rpi.bbclass: Add the vardepexcludes

[Khem Raj]

The problem reappears because we need to add to the variable
and not assign

Signed-off-by: Khem Raj <raj.khem at gmail.com>
---
 classes/sdcard_image-rpi.bbclass | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/classes/sdcard_image-rpi.bbclass b/classes/sdcard_image-rpi.bbclass
index 6960aca..57cefea 100644
--- a/classes/sdcard_image-rpi.bbclass
+++ b/classes/sdcard_image-rpi.bbclass
@@ -72,8 +72,8 @@ SDIMG = "${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.rpi-sdimg"
 FATPAYLOAD ?= ""
 
 IMAGEDATESTAMP = "${@time.strftime('%Y.%m.%d',time.gmtime())}"
-IMAGE_CMD_rpi-sdimg[vardepsexclude] = "IMAGEDATESTAMP"
-IMAGE_CMD_rpi-sdimg[vardepsexclude] = "DATETIME"
+IMAGE_CMD_rpi-sdimg[vardepsexclude] += "IMAGEDATESTAMP"
+IMAGE_CMD_rpi-sdimg[vardepsexclude] += "DATETIME"
 
 IMAGE_CMD_rpi-sdimg () {
 
-- 
2.9.0