minor fix: missing validation

maps/valid/test.cub

@@ -9,8 +9,8 @@ EA assets/texture/east.xpm
 111111111111
 100E00E000001111
 1000000000000001
-1000100000001111
+10001000000E1111
 100000001111
 10000001
-100W0001
+100W00E1
 11111111

srcs/checker/flood_fill.c

@@ -75,7 +75,7 @@ bool	flood_fill(char **grid, int height, int width, t_vector_i start)
 {
 	if (!recursive_flood_fill(grid, start, height, width))
 	{
-		printf("Error: Map is not fully enclosed.\n");
+		printf("Error\nMap is not fully enclosed.\n");
 		return (false);
 	}
 	return (true);
@@ -99,13 +99,13 @@ bool	is_map_valid(t_game *game)
 	map_copy = copy_map(game->map.grid, game->map.height);
 	if (!map_copy)
 	{
-		printf("Error:\n Failed to create map copy.\n");
+		printf("Error\nFailed to create map copy.\n");
 		return (cleanup_game(game), exit(1), false);
 	}
 	if (!find_start_position(map_copy,
 			game->map.height, game->map.width, &start))
 	{
-		printf("Error:\n Player starting position not found.\n");
+		printf("Error\nPlayer starting position not found.\n");
 		free_map_copy(map_copy, game->map.height);
 		return (cleanup_game(game), exit(1), false);
 	}

srcs/error/cleanup.c

@@ -19,13 +19,14 @@ void	cleanup_gun(t_game *game)
 	i = 0;
 	while (i < 4)
 	{
-		if (game->p1.gun_anim[i].img)
+		if (game->p1.gun_anim && game->p1.gun_anim[i].img)
 		{
 			mlx_destroy_image(game->mlx, game->p1.gun_anim[i].img);
 		}
 		i++;
 	}
-	free(game->p1.gun_anim);
+	if (game->p1.gun_anim)
+		free(game->p1.gun_anim);
 	game->p1.gun_anim = NULL;
 }