while(isspace(start[length - 1]))
length--;
+ DABORT(length < 5 || length > NICKNAME_MAX_LEN + 5,
+ -EINVAL, CTRL_ERROR, "Invalid nickname.\n");
+
/* Copy the name for later reuse */
memcpy(ap->rname, start + 5, length - 5);
ap->rname[length - 5] = '\0';