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SubjectRe: [PATCH v1] kbuild: enforce -Werror=unused-result
On Tue, Nov 17, 2020 at 7:47 PM Olaf Hering <olaf@aepfle.de> wrote:
>
> It is a hard error if a return value is ignored.
> In case the return value has no meaning, remove the attribute.
>
> Signed-off-by: Olaf Hering <olaf@aepfle.de>

Applied to linux-kbuild.
Thanks.


> ---
> Makefile | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Makefile b/Makefile
> index e2c3f65c4721..c7f9acffad42 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -497,7 +497,7 @@ KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE
> KBUILD_CFLAGS := -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs \
> -fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \
> -Werror=implicit-function-declaration -Werror=implicit-int \
> - -Werror=return-type -Wno-format-security \
> + -Werror=return-type -Werror=unused-result -Wno-format-security \
> -std=gnu89
> KBUILD_CPPFLAGS := -D__KERNEL__
> KBUILD_AFLAGS_KERNEL :=



--
Best Regards
Masahiro Yamada

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