commit cd28406e9a06a3fd3146418c857c8fe7bc74f5ea
author Fabio Utzig <utzig@apache.org> Fri Nov 30 11:05:45 2018 -0200
committer Fabio Utzig <utzig@utzig.org> Mon Dec 17 10:51:46 2018 -0200
tree f2db630fc977aa0bfcf0ba8386b12706967a9161
parent 71a697a4eac60394143b4b1a2ba904119ddc984c

Fix image creation without sign/encryption

Generating images with no signature or encryption was broken by commit
06b77b835336d80c102e35f7c6da997d9380c9b8

This allows generating images with just sha256 again, and fixes a few
leftovers from the imghash TLV change.

Signed-off-by: Fabio Utzig <utzig@apache.org>

scripts/imgtool.py

diff --git a/scripts/imgtool.py b/scripts/imgtool.py
index 2937331..dbb3334 100755
--- a/scripts/imgtool.py
+++ b/scripts/imgtool.py
@@ -158,8 +158,7 @@
             raise Exception("Encryption only available with RSA")
         if key and not isinstance(key, (keys.RSA2048, keys.RSA2048Public)):
             raise Exception("Encryption with sign only available with RSA")
-    if key or enckey:
-        img.create(key, enckey)
+    img.create(key, enckey)
 
     if pad:
         img.pad_to(slot_size)