struct list
{
    int data;
    struct list *next;
}list;

struct list * create()
{
    int x;
    struct list *r,*p,*l;
    l=NULL;
    l=r=(list *)malloc( sizeof(list) );
    if(l==NULL)        
    {
        printf("存储空间不足，无法分配空间\n");
        exit(0);
    }

    l->next=NULL;
    scanf("%d",&x);
    while(x!=0)
    {
        p=(list *)malloc( sizeof(list) );
        p->data=x;
        p->next=NULL;
        r->next=p;
        r=p;
        scanf("%d",&x);
    }
    return l;
}

void main()
{
    struct list * creat();
    struct list * h;
    h=create();
}


错在哪？就在malloc那两行出错？找不出。请大家帮忙。

struct list
{
    int data;
    struct list *next;
}list;

改为：

typedef struct list
{
    int data;
    struct list *next;
}list;

l=r=(struct list *)malloc( sizeof(struct list) );

多谢

是这个问题，调通了~3Q~！