corrected string copy memory overwrite.

2005-04-02 14:09:15 +00:00
parent 15768f0eac
commit 47c2286a34
1 changed files with 1 additions and 1 deletions
@@ -130,7 +130,7 @@ static int ethernet_bind(struct sockaddr *eth_addr, char *interface_name)
    /* Clear the memory before copying */
    memset(eth_addr->sa_data, '\0', sizeof(eth_addr->sa_data));
    /* Strcpy the interface name into the address */
-    strncpy(eth_addr->sa_data, interface_name, IFNAMSIZ);
+    strncpy(eth_addr->sa_data, interface_name, sizeof(eth_addr->sa_data)-1);
    fprintf(stderr,"ethernet: binding \"%s\"\n",eth_addr->sa_data);
    /* Attempt to bind the socket to the interface */
    if (bind(sock_fd, eth_addr, sizeof(struct sockaddr)) != 0)