6147 segop_getpolicy already checks for a NULL op
Reviewed by: Garrett D'Amore <garrett@damore.org>

*** 77,88 ****
  static int      segnf_pagelock(struct seg *seg, caddr_t addr, size_t len,
                      struct page ***ppp, enum lock_type type, enum seg_rw rw);
  static int      segnf_setpagesize(struct seg *seg, caddr_t addr, size_t len,
                      uint_t szc);
  static int      segnf_getmemid(struct seg *seg, caddr_t addr, memid_t *memidp);
- static lgrp_mem_policy_info_t   *segnf_getpolicy(struct seg *seg,
-     caddr_t addr);
  
  
  struct seg_ops segnf_ops = {
          .dup            = segnf_dup,
          .unmap          = segnf_unmap,
--- 77,86 ----
*** 107,117 ****
                  segnf_nop,
          .dump           = segnf_dump,
          .pagelock       = segnf_pagelock,
          .setpagesize    = segnf_setpagesize,
          .getmemid       = segnf_getmemid,
-         .getpolicy      = segnf_getpolicy,
  };
  
  /*
   * vnode and page for the page of zeros we use for the nf mappings.
   */
--- 105,114 ----
*** 482,493 ****
  static int
  segnf_getmemid(struct seg *seg, caddr_t addr, memid_t *memidp)
  {
          return (ENODEV);
  }
- 
- /*ARGSUSED*/
- static lgrp_mem_policy_info_t *
- segnf_getpolicy(struct seg *seg, caddr_t addr)
- {
-         return (NULL);
- }
--- 479,483 ----