git: openjdk/jdk: 8300399: EdDSA does not verify when there is no message

[Weijun Wang]

Changeset: b317658d
Author:    Weijun Wang <weijun at openjdk.org>
Date:      2023-01-19 18:32:08 +0000
URL:       https://git.openjdk.org/jdk/commit/b317658d69a477df04ded3cc2e107970f8a6e20d

8300399: EdDSA does not verify when there is no message

Reviewed-by: ascarpino

! src/jdk.crypto.ec/share/classes/sun/security/ec/ed/EdDSASignature.java
+ test/jdk/sun/security/ec/ed/EmptyMessage.java