hg: jdk8u/jdk8u-dev/jdk: 8203182: Release session if initialization of SunPKCS11 Signature fails

[ivan.gerasimov at oracle.com]

Changeset: 8a97a690a0b3
Author:    igerasim
Date:      2018-06-14 09:16 -0700
URL:       http://hg.openjdk.java.net/jdk8u/jdk8u-dev/jdk/rev/8a97a690a0b3

8203182: Release session if initialization of SunPKCS11 Signature fails
Summary: Ensure session is properly released in P11Signature class
Reviewed-by: valeriep
Contributed-by: Martin Balao <mbalao at redhat.com>

! src/share/classes/sun/security/pkcs11/P11Signature.java