10114 fmev_proxy_cb() doesn't need inval checks

*** 22,31 ****
--- 22,35 ----
  /*
   * Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
   */
  
  /*
+  * Copyright (c) 2018, Joyent, Inc.
+  */
+ 
+ /*
   * FMA event subscription interfaces - subscribe to FMA protocol
   * from outside the fault manager.
   */
  
  #include <sys/types.h>
*** 203,213 ****
  /*
   * Our door service function.  We return 0 regardless so that the kernel
   * does not keep either retrying (EAGAIN) or bleat to cmn_err.
   */
  
- uint64_t fmev_proxy_cb_inval;
  uint64_t fmev_proxy_cb_enomem;
  
  int
  fmev_proxy_cb(sysevent_t *sep, void *arg)
  {
--- 207,216 ----
*** 215,229 ****
          fmev_shdl_impl_t *ihdl = sip->si_ihdl;
          nvlist_t *nvl;
          char *class;
          fmev_t ev;
  
-         if (sip == NULL || sip->si_cb == NULL) {
-                 fmev_proxy_cb_inval++;
-                 return (0);
-         }
- 
          if ((ev = fmev_sysev2fmev(IHDL2HDL(ihdl), sep, &class, &nvl)) == NULL) {
                  fmev_proxy_cb_enomem++;
                  return (0);
          }
  
--- 218,227 ----