Add node at the end of linked list

Given a singly linked list and node to insert, insert given node at the end of link list.

Below is the code to add node at the end of the linked list:

Here node is of form:

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

Node* AddAtEnd(Node* head, int value)

{

if(head == NULL)

{

head = new Node;

head->next=NULL;

head->data= value;

return head;     

}

Node* node = head;

while( node->next!=NULL)

node = node->next;

Node* tmp = new Node;

tmp->next= NULL;

tmp->data=value;

node->next = tmp;

return head;

}