Merge tag 'driver-core-4.13-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git...

[karo-tx-linux.git] / drivers / net / virtio_net.c

diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index f41ab0ea942a6e75a66ded6f9dcab2a999f920bb..98f17b05c68b745276ecbe67d2934918eaf340bd 100644 (file)
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -889,21 +889,20 @@ static int add_recvbuf_mergeable(struct virtnet_info *vi,
 
        buf = (char *)page_address(alloc_frag->page) + alloc_frag->offset;
        buf += headroom; /* advance address leaving hole at front of pkt */
-       ctx = (void *)(unsigned long)len;
        get_page(alloc_frag->page);
        alloc_frag->offset += len + headroom;
        hole = alloc_frag->size - alloc_frag->offset;
        if (hole < len + headroom) {
                /* To avoid internal fragmentation, if there is very likely not
                 * enough space for another buffer, add the remaining space to
-                * the current buffer. This extra space is not included in
-                * the truesize stored in ctx.
+                * the current buffer.
                 */
                len += hole;
                alloc_frag->offset += hole;
        }
 
        sg_init_one(rq->sg, buf, len);
+       ctx = (void *)(unsigned long)len;
        err = virtqueue_add_inbuf_ctx(rq->vq, rq->sg, 1, buf, ctx, gfp);
        if (err < 0)
                put_page(virt_to_head_page(buf));