net: remove unused get_str_sep() function

Since the get_str_sep() function is no longer used in
net/net.c, we can remove it.

Signed-off-by: Stefano Garzarella <sgarzare@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>

net/net.c

@@ -64,26 +64,6 @@ static QTAILQ_HEAD(, NetClientState) net_clients;
 /***********************************************************/
 /* network device redirectors */
 
-static int get_str_sep(char *buf, int buf_size, const char **pp, int sep)
-{
-    const char *p, *p1;
-    int len;
-    p = *pp;
-    p1 = strchr(p, sep);
-    if (!p1)
-        return -1;
-    len = p1 - p;
-    p1++;
-    if (buf_size > 0) {
-        if (len > buf_size - 1)
-            len = buf_size - 1;
-        memcpy(buf, p, len);
-        buf[len] = '\0';
-    }
-    *pp = p1;
-    return 0;
-}
-
 int parse_host_port(struct sockaddr_in *saddr, const char *str,
                     Error **errp)
 {