git: openjdk/jdk17u-dev: 8343622: AesDkCrypto.stringToKey should not return null

[Goetz Lindenmaier]

Changeset: dbeb9943
Branch: master
Author:    Goetz Lindenmaier <goetz at openjdk.org>
Date:      2026-01-22 07:14:19 +0000
URL:       https://git.openjdk.org/jdk17u-dev/commit/dbeb9943ec40493453ce7c32e63dd103ba5f7849

8343622: AesDkCrypto.stringToKey should not return null

Backport-of: ca46c3a5ba324ceb4f30df772cb73a673647323e

! src/java.base/share/classes/sun/security/provider/MD4.java
! src/java.security.jgss/share/classes/javax/security/auth/kerberos/KeyImpl.java
! src/java.security.jgss/share/classes/sun/security/krb5/internal/crypto/dk/AesDkCrypto.java
! src/java.security.jgss/share/classes/sun/security/krb5/internal/crypto/dk/AesSha2DkCrypto.java
! src/java.security.jgss/share/classes/sun/security/krb5/internal/crypto/dk/ArcFourCrypto.java
+ test/jdk/sun/security/krb5/NullStringToKey.java