Allow blank user= and ip= mount option. Also clean up redundant
checks for NULL values since the token parser will not actually
match mount options with NULL values unless explicitly specified.
Signed-off-by: NSachin Prabhu <sprabhu@redhat.com>
Reported-by: NChris Clayton <chris2553@googlemail.com>
Acked-by: NJeff Layton <jlayton@samba.org>
Tested-by: NChris Clayton <chris2553@googlemail.com>
Signed-off-by: NSteve French <sfrench@us.ibm.com>