Fixed int overflow in free modes calculation.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

src/info.c

@@ -125,10 +125,11 @@ info_show_info (struct WInfo *info)
     case 16:
         widget_move (&info->widget, 16, 3);
         if (myfs_stats.nfree > 0 || myfs_stats.nodes > 0)
-            tty_printf (_("Free nodes: %d (%d%%) of %d"),
-                        myfs_stats.nfree,
-                        myfs_stats.total
-                        ? 100 * myfs_stats.nfree / myfs_stats.nodes : 0, myfs_stats.nodes);
+            tty_printf (_("Free nodes: %ld (%ld%%) of %ld"),
+                        (size_t) myfs_stats.nfree,
+                        myfs_stats.total != 0
+                        ? 100 * (size_t) myfs_stats.nfree / (size_t) myfs_stats.nodes : 0,
+                        (size_t) myfs_stats.nodes);
         else
             tty_print_string (_("No node information"));