[PATCH net-next v2] wifi: mt76: un-embedd netdev from mt76_dev

Simon Horman horms at kernel.org
Thu Jun 20 10:19:50 PDT 2024


On Wed, Jun 19, 2024 at 03:52:36AM -0700, Breno Leitao wrote:
> Embedding net_device into structures prohibits the usage of flexible
> arrays in the net_device structure. For more details, see the discussion
> at [1].
> 
> Un-embed the net_devices from struct mt76_dev by converting them
> into pointers, and allocating them dynamically. Use the leverage
> alloc_netdev_dummy() to allocate the net_device object at
> mt76_dma_init().
> 
> The free of the device occurs at mt76_dma_cleanup().
> 
> Link: https://lore.kernel.org/all/20240229225910.79e224cf@kernel.org/ [1]
> Reviewed-by: Simon Horman <horms at kernel.org>
> Signed-off-by: Breno Leitao <leitao at debian.org>
> ---
> 
> Changelog:
>  * v2:
> 	- Renamed mt76_from_netdev() to mt76_priv(), and returns a
> 	  void pointer instead of struct mt76_dev, avoiding the cast
> 	  later, as suggested by Simon Horman.

Thanks for the update, it looks good to me.



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