[CIFS] whitespace cleanup

Various coding style problems found by running fs/cifs
against the new checkpatch.pl script.  Since there
were too many to fit in one patch.  Updated the first
four files.

Signed-off-by: Steve French <sfrench@us.ibm.com>

diff --cc fs/cifs/dir.c
Simple merge

diff --cc fs/cifs/fcntl.c
Simple merge

diff --cc fs/cifs/ioctl.c
Simple merge

diff --cc fs/cifs/rfc1002pdu.h
Simple merge