Code with direction function

main.c

@@ -82,7 +82,7 @@ int gpio_direction(int gpio, const char *direction){
 		perror("Error openng the GPIO path");
 		return -1;
 	}
-	write(fd,gpio, strlen(gpio));
+	write(fd,gpio, strlen(direction));
 	close(fd);
 	return 0;
 	}