[PATCH] efi_loader: use byteshift unaligned access helper
Ilias Apalodimas
ilias.apalodimas at linaro.org
Wed Nov 3 07:23:24 CET 2021
On Wed, Nov 03, 2021 at 11:04:09AM +0900, Masahisa Kojima wrote:
> Calling unaligned/access-ok.h version of put_unaligned_le64()
> causes data abort in arm 32-bit QEMU.
>
> The similar issue also occurs in linux kernel,
> unaligned/access-ok.h is no longer used in linux kernel[1].
>
> This commit uses the unaligned/be_byteshift.h and
> unaligned/le_byteshift.h helper instead of unaligned/access-ok.h.
>
> [1]https://lore.kernel.org/all/20210507220813.365382-8-arnd@kernel.org/
>
> Signed-off-by: Masahisa Kojima <masahisa.kojima at linaro.org>
> ---
> lib/efi_loader/efi_tcg2.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/lib/efi_loader/efi_tcg2.c b/lib/efi_loader/efi_tcg2.c
> index cb67006b14..b34d383a7d 100644
> --- a/lib/efi_loader/efi_tcg2.c
> +++ b/lib/efi_loader/efi_tcg2.c
> @@ -22,7 +22,8 @@
> #include <u-boot/sha1.h>
> #include <u-boot/sha256.h>
> #include <u-boot/sha512.h>
> -#include <linux/unaligned/access_ok.h>
> +#include <linux/unaligned/be_byteshift.h>
> +#include <linux/unaligned/le_byteshift.h>
> #include <linux/unaligned/generic.h>
> #include <hexdump.h>
>
> --
> 2.17.1
>
Reviewed-by: Ilias Apalodimas <ilias.apalodimas at linaro.org>
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