[findbugs] Null check on closing PAM provider

James Moger

2014-04-17 1fb5424b5532ff58ac6c55510d87d5674cc5d89b

 src/main/java/com/gitblit/transport/ssh/CachingPublicKeyAuthenticator.java

@@ -34,8 +34,7 @@
import com.google.common.base.Preconditions;

/**
 *
 * @author Eric Myrhe
 * Authenticates an SSH session against a public key.
 *
 */
public class CachingPublicKeyAuthenticator implements PublickeyAuthenticator, SessionListener {