backport commit ("31096c3e8b11 net: stmmac: don't attach interface until resume finishes") to linux-5.4-stable

[Greg KH]

On Tue, Sep 28, 2021 at 03:43:49PM +0800, Macpaul Lin wrote:
> Hi reviewers,
> 
> I suggest to backport 
> commit "31096c3e8b11 net: stmmac: don't attach interface until resume finishes"
> to linux-5.4 stable tree.
> 
> This patch fix resume issue by deferring netif_device_attach().
> 
> However, the patch cannot be cherry-pick directly on to stable-5.4.
> A slightly change to the origin patch is required.
> I'd like to provide the modification to stable-5.4 if it is needed.

Ok, can you please send a properly backported patch so that we can apply
it?

thanks,

greg k-h