[PATCH v5 net-next 04/36] net/tls: expose get_netdev_for_sock

[Christoph Hellwig]

On Thu, Jul 22, 2021 at 02:02:53PM +0300, Boris Pismenny wrote:
> From: Boris Pismenny <borisp at mellanox.com>
> 
> get_netdev_for_sock is a utility that is used to obtain
> the net_device structure from a connected socket.
> 
> Later patches will use this for nvme-tcp DDP and DDP DDGST offloads.
> 
> Signed-off-by: Boris Pismenny <borisp at mellanox.com>
> Reviewed-by: Sagi Grimberg <sagi at grimberg.me>

I don't think this should be an inline.  Please move it to net/core/dev.c,
andd add an EXPORT_SYMBOL_GPL and a kerneldoc comment.