Re: [PATCH v2] rapidio: fix an API misues when rio_add_net() fails

[Dan Carpenter]

On Thu, Feb 27, 2025 at 03:34:09PM +0800, Haoxiang Li wrote:
> rio_add_net() calls device_register() and fails when device_register()
> fails. Thus, put_device() should be used rather than kfree().
> Add "mport->net = NULL;" to avoid a use after free issue.
> 
> Fixes: e8de370188d0 ("rapidio: add mport char device driver")
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Haoxiang Li <haoxiang_li2024@xxxxxxx>
> ---
> Changes in v2:
> - Add "mport->net = NULL;" to avoid a use after free issue. Thanks, Dan!

Thank you!

Reviewed-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

regards,
dan carpenter