[OE-core] [OE-Core][PATCH] kernel-fitimage: fix devicetree reproducibility

[Alex Kiernan]

Ensure that the order of dtb/dtbo files in the generated fitimage is
reproducible.

Fixes: 71bfa9838cbf ("kernel-fitimage: Handle overlays in EXTERNAL_KERNEL_DEVICETREE")
Signed-off-by: Alex Kiernan <alex.kiernan at gmail.com>
---

 meta/classes/kernel-fitimage.bbclass | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/meta/classes/kernel-fitimage.bbclass b/meta/classes/kernel-fitimage.bbclass
index d1b8cdc1f049..72b05ff8d1dd 100644
--- a/meta/classes/kernel-fitimage.bbclass
+++ b/meta/classes/kernel-fitimage.bbclass
@@ -391,7 +391,7 @@ fitimage_assemble() {
 
 	if [ -n "${EXTERNAL_KERNEL_DEVICETREE}" ]; then
 		dtbcount=1
-		for DTB in $(find "${EXTERNAL_KERNEL_DEVICETREE}" \( -name '*.dtb' -o -name '*.dtbo' \) -printf '%P\n'); do
+		for DTB in $(find "${EXTERNAL_KERNEL_DEVICETREE}" \( -name '*.dtb' -o -name '*.dtbo' \) -printf '%P\n' | sort); do
 			DTB=$(echo "${DTB}" | tr '/' '_')
 			DTBS="${DTBS} ${DTB}"
 			fitimage_emit_section_dtb ${1} ${DTB} "${EXTERNAL_KERNEL_DEVICETREE}/${DTB}"
-- 
2.17.1