5045 use atomic_{inc,dec}_* instead of atomic_add_*

*** 401,411 ****
                  mutex_exit(&smbfreelist_lock);
  
                  np = kmem_cache_alloc(smbnode_cache, KM_SLEEP);
                  new_vp = vn_alloc(KM_SLEEP);
  
!                 atomic_add_long((ulong_t *)&smbnodenew, 1);
                  vp = new_vp;
          }
  
          /*
           * Allocate and copy the rpath we'll need below.
--- 401,411 ----
                  mutex_exit(&smbfreelist_lock);
  
                  np = kmem_cache_alloc(smbnode_cache, KM_SLEEP);
                  new_vp = vn_alloc(KM_SLEEP);
  
!                 atomic_inc_ulong((ulong_t *)&smbnodenew);
                  vp = new_vp;
          }
  
          /*
           * Allocate and copy the rpath we'll need below.
*** 1025,1035 ****
          ASSERT(np->r_secattr.vsa_aclentp == NULL);
          ASSERT(np->r_cred == NULL);
          ASSERT(np->n_rpath == NULL);
          ASSERT(!(np->r_flags & RHASHED));
          ASSERT(np->r_freef == NULL && np->r_freeb == NULL);
!         atomic_add_long((ulong_t *)&smbnodenew, -1);
          vn_invalid(vp);
          vn_free(vp);
          kmem_cache_free(smbnode_cache, np);
          VFS_RELE(vfsp);
  }
--- 1025,1035 ----
          ASSERT(np->r_secattr.vsa_aclentp == NULL);
          ASSERT(np->r_cred == NULL);
          ASSERT(np->n_rpath == NULL);
          ASSERT(!(np->r_flags & RHASHED));
          ASSERT(np->r_freef == NULL && np->r_freeb == NULL);
!         atomic_dec_ulong((ulong_t *)&smbnodenew);
          vn_invalid(vp);
          vn_free(vp);
          kmem_cache_free(smbnode_cache, np);
          VFS_RELE(vfsp);
  }