Fix client keyboard interactive

Project: http://git-wip-us.apache.org/repos/asf/mina-sshd/repo
Commit: http://git-wip-us.apache.org/repos/asf/mina-sshd/commit/494f2f11
Tree: http://git-wip-us.apache.org/repos/asf/mina-sshd/tree/494f2f11
Diff: http://git-wip-us.apache.org/repos/asf/mina-sshd/diff/494f2f11

Branch: refs/heads/master
Commit: 494f2f110c751f40bc283aca1481a413f4ca2fbc
Parents: 4e9d430
Author: Guillaume Nodet <[email protected]>
Authored: Sun Jul 21 21:39:53 2013 +0200
Committer: Guillaume Nodet <[email protected]>
Committed: Sun Jul 21 21:39:53 2013 +0200

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 .../org/apache/sshd/client/auth/UserAuthKeyboardInteractive.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/mina-sshd/blob/494f2f11/sshd-core/src/main/java/org/apache/sshd/client/auth/UserAuthKeyboardInteractive.java
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diff --git 
a/sshd-core/src/main/java/org/apache/sshd/client/auth/UserAuthKeyboardInteractive.java
 
b/sshd-core/src/main/java/org/apache/sshd/client/auth/UserAuthKeyboardInteractive.java
index f29fe21..d3fa707 100644
--- 
a/sshd-core/src/main/java/org/apache/sshd/client/auth/UserAuthKeyboardInteractive.java
+++ 
b/sshd-core/src/main/java/org/apache/sshd/client/auth/UserAuthKeyboardInteractive.java
@@ -72,7 +72,9 @@ public class UserAuthKeyboardInteractive extends 
AbstractUserAuth {
                     log.info("Echo: {}", echo);
 
                     String[] rep = null;
-                    if (num == 1 && password != null && !echo[0] && 
prompt[0].toLowerCase().startsWith("password:")) {
+                    if (num == 0) {
+                        rep = new String[0];
+                    } else if (num == 1 && password != null && !echo[0] && 
prompt[0].toLowerCase().startsWith("password:")) {
                         rep = new String[] { password };
                     } else {
                         UserInteraction ui = 
session.getClientFactoryManager().getUserInteraction();

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