From ae6a85a91a9a1932d137761f28737fea924d0214 Mon Sep 17 00:00:00 2001
From: Andrei Gherzan <andrei@gherzan.ro>
Date: Thu, 6 Aug 2020 12:22:21 +0100
Subject: sdcard_image-rpi.bbclass: Fix when RPI_SDIMG_EXTRA_DEPENDS not
 defined

If the variable is not defined, bitbake will fail:

[...]
Task 'depends' should be specified in the form 'packagename:task'
[...]

This is because not expanding the variable leaves an invalid entry.

Signed-off-by: Andrei Gherzan <andrei@gherzan.ro>
---
 classes/sdcard_image-rpi.bbclass | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/classes/sdcard_image-rpi.bbclass b/classes/sdcard_image-rpi.bbclass
index 9bf42db..8197978 100644
--- a/classes/sdcard_image-rpi.bbclass
+++ b/classes/sdcard_image-rpi.bbclass
@@ -49,6 +49,8 @@ SDIMG_ROOTFS = "${IMGDEPLOYDIR}/${IMAGE_LINK_NAME}.${SDIMG_ROOTFS_TYPE}"
 # For the names of kernel artifacts
 inherit kernel-artifact-names
 
+RPI_SDIMG_EXTRA_DEPENDS ?= ""
+
 do_image_rpi_sdimg[depends] = " \
     parted-native:do_populate_sysroot \
     mtools-native:do_populate_sysroot \
-- 
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