10703 smatch unreachable code checking needs reworking
Reviewed by: Toomas Soome <tsoome@me.com>
Reviewed by: Yuri Pankov <yuri.pankov@nexenta.com>

@@ -928,11 +928,10 @@
         wc_dev = sp->cons_wc_vp->v_rdev;
         if (ldi_open_by_dev(&wc_dev, OTYP_CHR, FREAD|FWRITE|FNOCTTY, kcred,
             &wc_lh, sp->cons_li)) {
                 cmn_err(CE_PANIC, "cons_build_upper_layer: "
                     "unable to open wc device");
-                return;
         }
         ASSERT(wc_dev == sp->cons_wc_vp->v_rdev);
 
         strioc.ic_cmd = WC_OPEN_FB;
         strioc.ic_timout = INFTIM;