Merge branch 'virtio_net-fixes-and-improvements'

Akihiko Odaki says:

====================
virtio_net: Fixes and improvements

Jason Wang recently proposed an improvement to struct
virtio_net_rss_config:
https://lore.kernel.org/CACGkMEud0Ki8p=z299Q7b4qEDONpYDzbVqhHxCNVk_vo-KdP9A@mail.gmail.com

This patch series implements it and also fixes a few minor bugs I found
when writing patches.

Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Tested-by: Lei Yang <leiyang@redhat.com>
v1: https://lore.kernel.org/20250318-virtio-v1-0-344caf336ddd@daynix.com
====================

Link: https://patch.msgid.link/20250321-virtio-v2-0-33afb8f4640b@daynix.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>