PVS V501: redundant check

The wewant macro already checks this.

Change-Id: I9a92c8acb4e1a0cc2ef4b520383160d640a2bd94
Reviewed-on: https://review.haiku-os.org/c/1656
Reviewed-by: Jérôme Duval <[email protected]>

src/bin/network/telnetd/utility.c

@@ -228,7 +228,7 @@ netclear(void)
 	    next = thisitem;
 	    do {
 		next = nextitem(next);
-	    } while (wewant(next) && (nfrontp > next));
+	    } while (wewant(next));
 	    length = next-thisitem;
 	    memmove(good, thisitem, length);
 	    good += length;