10114 fmev_proxy_cb() doesn't need inval checks

@@ -22,10 +22,14 @@
 /*
  * 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>

@@ -203,11 +207,10 @@
 /*
  * 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)
 {

@@ -215,15 +218,10 @@
         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);
         }