static void destroy_queue()

in drivers/vector_kern.c [483:518]

• 31 lines of code
• 10 McCabe index (conditional complexity)

static void destroy_queue(struct vector_queue *qi)
{
	int i;
	struct iovec *iov;
	struct vector_private *vp = netdev_priv(qi->dev);
	struct mmsghdr *mmsg_vector;

	if (qi == NULL)
		return;
	/* deallocate any skbuffs - we rely on any unused to be
	 * set to NULL.
	 */
	if (qi->skbuff_vector != NULL) {
		for (i = 0; i < qi->max_depth; i++) {
			if (*(qi->skbuff_vector + i) != NULL)
				dev_kfree_skb_any(*(qi->skbuff_vector + i));
		}
		kfree(qi->skbuff_vector);
	}
	/* deallocate matching IOV structures including header buffs */
	if (qi->mmsg_vector != NULL) {
		mmsg_vector = qi->mmsg_vector;
		for (i = 0; i < qi->max_depth; i++) {
			iov = mmsg_vector->msg_hdr.msg_iov;
			if (iov != NULL) {
				if ((vp->header_size > 0) &&
					(iov->iov_base != NULL))
					kfree(iov->iov_base);
				kfree(iov);
			}
			mmsg_vector++;
		}
		kfree(qi->mmsg_vector);
	}
	kfree(qi);
}