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| /linux/arch/x86/entry/syscalls/ |
| H A D | Makefile | diff 1eb8a49836949a77c4f7d738786719e7fde0c333 Tue May 25 13:54:20 CEST 2021 Masahiro Yamada <masahiroy@kernel.org> x86/syscalls: Clear 'offset' and 'prefix' in case they are set in env
If the environment variable 'prefix' is set on the build host, it is
wrongly used as syscall macro prefixes.
$ export prefix=/usr
$ make -s defconfig all
In file included from ./arch/x86/include/asm/unistd.h:20,
from <stdin>:2:
./arch/x86/include/generated/uapi/asm/unistd_64.h:4:9: warning: missing whitespace after the macro name
4 | #define __NR_/usrread 0
| ^~~~~
arch/x86/entry/syscalls/Makefile should clear 'offset' and 'prefix'.
Fixes: 3cba325b358f ("x86/syscalls: Switch to generic syscallhdr.sh")
Reported-by: Naresh Kamboju <naresh.kamboju@linaro.org>
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20210525115420.679416-1-masahiroy@kernel.org
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