Re: [PATCH v2 2/3] efi-pstore: implement efivars_pstore_exit()

[Matt Fleming]

On Sat, 07 Nov, at 12:43:48PM, Geliang Tang wrote:
> The original efivars_pstore_exit() is empty. I
>  1) add a bufsize check statement.
>  2) call pstore_unregister as it is defined now.
>  3) free the memory and set bufsize to 0.
> 
> Signed-off-by: Geliang Tang <geliangtang@xxxxxxx>
> ---
>  drivers/firmware/efi/efi-pstore.c | 7 +++++++
>  1 file changed, 7 insertions(+)
> 
> diff --git a/drivers/firmware/efi/efi-pstore.c b/drivers/firmware/efi/efi-pstore.c
> index eac76a7..62d57d8 100644
> --- a/drivers/firmware/efi/efi-pstore.c
> +++ b/drivers/firmware/efi/efi-pstore.c
> @@ -393,6 +393,13 @@ static __init int efivars_pstore_init(void)
>  
>  static __exit void efivars_pstore_exit(void)
>  {
> +	if (!efi_pstore_info.bufsize)
> +		return;
> +
> +	pstore_unregister(&efi_pstore_info);
> +	kfree(efi_pstore_info.buf);
> +	efi_pstore_info.buf = NULL;
> +	efi_pstore_info.bufsize = 0;
>  }
>  
>  module_init(efivars_pstore_init);

Looks OK to me. Kees, are you picking this up?
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