kbuild: enforce -Werror=return-type
commit 172aad81a8
upstream.
Catch errors which at least gcc tolerates by default:
warning: 'return' with no value, in function returning non-void [-Wreturn-type]
Signed-off-by: Olaf Hering <olaf@aepfle.de>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Cc: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
parent
ceed81a883
commit
bb562e6e03
2
Makefile
2
Makefile
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@ -480,7 +480,7 @@ KBUILD_AFLAGS := -D__ASSEMBLY__ -fno-PIE
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KBUILD_CFLAGS := -Wall -Wundef -Werror=strict-prototypes -Wno-trigraphs \
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-fno-strict-aliasing -fno-common -fshort-wchar -fno-PIE \
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-Werror=implicit-function-declaration -Werror=implicit-int \
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-Wno-format-security \
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-Werror=return-type -Wno-format-security \
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-std=gnu89
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KBUILD_CPPFLAGS := -D__KERNEL__
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KBUILD_AFLAGS_KERNEL :=
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