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-rw-r--r--test/py/tests/test_vboot.py6
1 files changed, 4 insertions, 2 deletions
diff --git a/test/py/tests/test_vboot.py b/test/py/tests/test_vboot.py
index 14ec85b853..46552fc803 100644
--- a/test/py/tests/test_vboot.py
+++ b/test/py/tests/test_vboot.py
@@ -106,7 +106,9 @@ def test_vboot(u_boot_console):
algo = sha
- # Compile our device tree files for kernel and U-Boot
+ # Compile our device tree files for kernel and U-Boot. These are
+ # regenerated here since mkimage will modify them (by adding a
+ # public key) below.
dtc('sandbox-kernel.dts')
dtc('sandbox-u-boot.dts')
@@ -139,7 +141,7 @@ def test_vboot(u_boot_console):
sig = util.cmd(cons, 'fdtget -t bx %s %s value' % (fit, sig_node))
byte_list = sig.split()
byte = int(byte_list[0], 16)
- byte_list = ['%x' % (byte + 1)] + byte_list[1:]
+ byte_list[0] = '%x' % (byte + 1)
sig = ' '.join(byte_list)
util.cmd(cons, 'fdtput -t bx %s %s value %s' % (fit, sig_node, sig))