These commands are not whitelisted by the HOSTTOOLS variable which
silently prevents the MBR disk signature from being written to the
image.

Reported-by: Michael Davis <michael.da...@essvote.com>
Signed-off-by: Jonathan Liu <net...@gmail.com>
---
 meta/classes/image-vm.bbclass | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/meta/classes/image-vm.bbclass b/meta/classes/image-vm.bbclass
index 35c9244e9b..98bd92000e 100644
--- a/meta/classes/image-vm.bbclass
+++ b/meta/classes/image-vm.bbclass
@@ -93,7 +93,7 @@ build_boot_dd() {
 
        parted $IMAGE print
 
-       awk "BEGIN { printf \"$(echo ${DISK_SIGNATURE} | fold -w 2 | tac | 
paste -sd '' | sed 's/\(..\)/\\x&/g')\" }" | \
+       awk "BEGIN { printf \"$(echo ${DISK_SIGNATURE} | sed 
's/\(..\)\(..\)\(..\)\(..\)/\\x\4\\x\3\\x\2\\x\1/')\" }" | \
                dd of=$IMAGE bs=1 seek=440 conv=notrunc
 
        OFFSET=`expr $END2 / 512`
-- 
2.12.2

-- 
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