Code cleanup and fixed some typos

src/utils/mlx_list.c

@@ -6,7 +6,7 @@
 /*   By: W2Wizard <[email protected]>              +#+                     */
 /*                                                   +#+                      */
 /*   Created: 2021/12/28 01:53:51 by W2Wizard      #+#    #+#                 */
-/*   Updated: 2022/07/21 10:34:36 by sbos          ########   odam.nl         */
+/*   Updated: 2022/11/22 08:35:42 by jvan-hal      ########   odam.nl         */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -18,8 +18,9 @@ int32_t mlx_lstsize(mlx_list_t* lst)
 {
 	int32_t	i = 0;
 
-	if (!lst)
+	/*if (!lst)
 		return (i);
+	this check isn't necessary since the while loop won't execute when lst is NULL*/
 	while (lst)
 	{
 		i++;
@@ -62,12 +63,10 @@ mlx_list_t* mlx_lstnew(void* content)
 
 mlx_list_t* mlx_lstlast(mlx_list_t* lst)
 {
-	while (lst)
-	{
-		if (!lst->next)
-			break;
+	if (!lst)
+		return (NULL);
+	while (lst->next)
 		lst = lst->next;
-	}
 	return (lst);
 }