From 22fd9ec0ae7f0ed37c7d69bc271d1b5f264048d0 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tom=C3=A1=C5=A1=20Vasi=C4=BE?= <tomas.vasil@student.tuke.sk>
Date: Wed, 27 Apr 2022 18:55:57 +0200
Subject: [PATCH] domaca_uloha_7

---
 du7/snake.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/du7/snake.c b/du7/snake.c
index ee76ecf..62569e7 100644
--- a/du7/snake.c
+++ b/du7/snake.c
@@ -49,6 +49,8 @@ void free_snake(struct snake* sn){	//funkcia odstráni hada z hry
 }
 
 int is_snake(struct snake* snake,int x,int y){
+	if (snake == NULL) return 0;
+	
     do {
     	if (snake->x == x || snake->y == y) return 1;
 	} while (snake->next != NULL);