fs/ncpfs/getopt.c: cleanup keneldoc

There are no argument named @flag in ncp_getopt(), remove it.
Signed-off-by: NQinghuang Feng <qhfeng.kernel@gmail.com>
Cc: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Petr Vandrovec <VANDROVE@vc.cvut.cz>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

fs/ncpfs/getopt.c

@@ -16,7 +16,6 @@
  *	@opts: an array of &struct option entries controlling parser operations
  *	@optopt: output; will contain the current option
  *	@optarg: output; will contain the value (if one exists)
- *	@flag: output; may be NULL; should point to a long for or'ing flags
  *	@value: output; may be NULL; will be overwritten with the integer value
  *		of the current argument.
  *