siggen: Remove broken optimisation

When a single signature is locked, dependent task checksum calculations
fail. This in turn is because get_unihash cannot be cached correctly
by this function. Remove that has turned out to be a poor optimisation
to avoid that bug.

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 7 deletions

diff --git a/lib/bb/siggen.py b/lib/bb/siggen.py
index 86e0e16f3..0ac395246 100644
--- a/lib/bb/siggen.py
+++ b/lib/bb/siggen.py
@@ -311,13 +311,7 @@ class SignatureGeneratorBasic(SignatureGenerator):
 
         data = self.basehash[tid]
         for dep in self.runtaskdeps[tid]:
-            if dep in self.unihash:
-                if self.unihash[dep] is None:
-                    data = data + self.taskhash[dep]
-                else:
-                    data = data + self.unihash[dep]
-            else:
-                data = data + self.get_unihash(dep)
+            data = data + self.get_unihash(dep)
 
         for (f, cs) in self.file_checksum_values[tid]:
             if cs: