为什么我的结果不是1，1而是3，3

#include <stdio.h>

#include <stdlib.h>

#include <malloc.h>

struct weapon

{

int price;

int damage;

struct weapon *next;

};

struct weapon *create()

{

struct weapon *p1,*p2,*head;

int i=0;

p1 = p2 = (struct weapon*)malloc(sizeof(struct weapon));

head = NULL;

scanf_s("%d %d",&p1->price,&p1->damage);

while(0!=p1->price)

{

i++;

if( i = 1)

{

head = p1;

}

else

{

p2->next = p1;

}

p2 = p1;

p1 = (struct weapon*)malloc(sizeof(struct weapon));

scanf_s("%d %d",&p1->price,&p1->damage);

}

p2->next = NULL;

return (head);

}

int main(void)

{

struct weapon *p;

p = create();

printf("%d,%d",p->price,p->damage);

system("pause");

return 0;

}