Client: Fix warning

src/barwin.c

@@ -108,9 +108,6 @@ barwin_create(Window parent,
 void
 barwin_draw_text(BarWindow *bw, int x, int y, char *text)
 {
-     if(!text)
-          return;
-
      /* Background color of the text if there is stipple */
      if(bw->flags & StippleFlag)
           draw_rectangle(bw->dr, x - 4, 0, textw(text) + 8, bw->geo.height, bw->bg);

src/client.c

@@ -247,7 +247,7 @@ void
 client_focus(Client *c)
 {
      bool prevwasmax = False;
-     int prevscreen;
+     int prevscreen = 0;
      Client *cc;
 
      if(sel && sel != c)

src/frame.c

@@ -285,8 +285,6 @@ frame_update(Client *c)
                          XSetWindowBorder(dpy, c->button[i], c->colors.frame);
                }
           }
-
-          barwin_refresh(c->titlebar);
      }
 
      XSetWindowBackground(dpy, c->frame, c->colors.frame);