Re: [PATCH] efi: efivars: Fix variable writes with unsupported query_variable_store()

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Hi Ard

This patch you sent fixed my issue!

> On 27-Oct-2022, at 7:27 PM, Ard Biesheuvel <ardb@xxxxxxxxxx> wrote:
> 
> Commit 8a254d90a775 ("efi: efivars: Fix variable writes without
> query_variable_store()") addressed an issue that was introduced during
> the EFI variable store refactor, where alternative implementations of
> the efivars layer that lacked query_variable_store() would no longer
> work.
> 
> Unfortunately, there is another case to consider here, which was missed:
> if the efivars layer is backed by the EFI runtime services as usual, but
> the EFI implementation predates the introduction of QueryVariableInfo(),
> we will return EFI_UNSUPPORTED, and this is no longer being dealt with
> correctly.
> 
> So let's fix this, and while at it, clean up the code a bit, by merging
> the check_var_size() routines as well as their callers.
> 

Thanks
Aditya




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