tools: small refactor in keyctl

2018-01-29 08:09:02 +01:00 · 2018-01-29 08:09:02 +01:00 · 03943c960b
parent 754cf3672d
commit 03943c960b
1 changed files with 2 additions and 3 deletions
--- a/tools/keyctl
+++ b/tools/keyctl
@ -32,9 +32,8 @@ def header_to_sign(index, data):
    elif index == 1:  # vendorheader
        return data[:-65] + z
    elif index == 2:  # firmware
-        vlen = struct.unpack('<I', data[4:8])
-        vlen = vlen[0]
-        return data[vlen:vlen + 0x03BF] + z
+        vhdrlen = struct.unpack('<I', data[4:8])[0]
+        return data[vhdrlen:vhdrlen + 0x03BF] + z


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