diff --git a/sys/dev/wtap/if_wtap.c b/sys/dev/wtap/if_wtap.c
--- a/sys/dev/wtap/if_wtap.c
+++ b/sys/dev/wtap/if_wtap.c
@@ -446,7 +446,6 @@
 	struct ieee80211com *ic = &sc->sc_ic;
 	struct mbuf *m;
 	struct ieee80211_node *ni;
-	int type;
 	struct wtap_buf *bf;
 
 #if 0
@@ -487,10 +486,10 @@
 			/*
 			 * Sending station is known, dispatch directly.
 			 */
-			type = ieee80211_input(ni, m, 1<<7, 10);
+			ieee80211_input(ni, m, 1<<7, 10);
 			ieee80211_free_node(ni);
 		} else {
-			type = ieee80211_input_all(ic, m, 1<<7, 10);
+			ieee80211_input_all(ic, m, 1<<7, 10);
 		}
 		NET_EPOCH_EXIT(et);
 
diff --git a/sys/dev/wtap/if_wtap_module.c b/sys/dev/wtap/if_wtap_module.c
--- a/sys/dev/wtap/if_wtap_module.c
+++ b/sys/dev/wtap/if_wtap_module.c
@@ -143,7 +143,6 @@
 		    GID_WHEEL,0600,(const char *)"wtapctl");
 		hal = (struct wtap_hal *)malloc(sizeof(struct wtap_hal),
 		    M_WTAP, M_NOWAIT | M_ZERO);
-		bzero(hal, sizeof(struct wtap_hal));
 
 		init_hal(hal);
 
diff --git a/sys/dev/wtap/wtap_hal/hal.c b/sys/dev/wtap/wtap_hal/hal.c
--- a/sys/dev/wtap/wtap_hal/hal.c
+++ b/sys/dev/wtap/wtap_hal/hal.c
@@ -69,7 +69,6 @@
 
 	hal->hal_md = (struct wtap_medium *)malloc(sizeof(struct wtap_medium),
 	    M_WTAP, M_NOWAIT | M_ZERO);
-	bzero(hal->hal_md, sizeof(struct wtap_medium));
 
 	init_medium(hal->hal_md);
 	/* register event handler for packets */
@@ -181,7 +180,6 @@
 
 	hal->hal_devs[id] = (struct wtap_softc *)malloc(
 	    sizeof(struct wtap_softc), M_WTAP, M_NOWAIT | M_ZERO);
-	bzero(hal->hal_devs[id], sizeof(struct wtap_softc));
 	hal->hal_devs[id]->sc_md = hal->hal_md;
 	hal->hal_devs[id]->id = id;
 	snprintf(hal->hal_devs[id]->name, sizeof(hal->hal_devs[id]->name),