cifs: Fix uninitialized memory read in smb3_qfs_tcon()

[ Upstream commit d447e794a37288ec7a080aa1b044a8d9deebbab7 ]

oparms was not fully initialized

Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Cc: stable@vger.kernel.org
Signed-off-by: Steve French <stfrench@microsoft.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>