minor code cleanup

diff --git a/src/game_bd/bd_graphics.c b/src/game_bd/bd_graphics.c
index d2b9d174f43291cabbbe4f401acb8d81ac72547e..fb3ec4dff4d407b5cf3e6da8c62709037354acd2 100644 (file)
--- a/src/game_bd/bd_graphics.c
+++ b/src/game_bd/bd_graphics.c
@@ -369,13 +369,13 @@ int gd_drawcave(Bitmap *dest, GdGame *game, boolean force_redraw)
          if (!(game->last_element_buffer[y][x] & SKIPPED))
          {
            /* redraw previous game element on the cave field the new element is moving to */
-           int tile_old = game->last_element_buffer[y][x];
+           int tile_last = game->last_element_buffer[y][x];
 
            /* only redraw previous game element if it is not collectible (like dirt etc.) */
-           if (is_collectible(tile_old))
-             tile_old = O_SPACE;
+           if (is_collectible(tile_last))
+             tile_last = O_SPACE;
 
-           struct GraphicInfo_BD *g_old = &graphic_info_bd_object[tile_old][frame];
+           struct GraphicInfo_BD *g_old = &graphic_info_bd_object[tile_last][frame];
 
            blit_bitmap(g_old->bitmap, dest, g_old->src_x, g_old->src_y, cell_size, cell_size,
                        sx, sy);