ksmbd: handle malformed smb1 message

[ Upstream commit 5a5409d9 ]

If set_smb1_rsp_status() is not implemented, It will cause NULL pointer
dereferece error when client send malformed smb1 message.
This patch add set_smb1_rsp_status() to ignore malformed smb1 message.

Cc: stable@vger.kernel.org
Reported-by: Robert Morris <rtm@csail.mit.edu>
Signed-off-by: Namjae Jeon <linkinjeon@kernel.org>
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>