Re: [PATCH] uapi: fix linux/kexec.h userspace compilation errors

From: Eric W. Biederman
Date: Wed Feb 22 2017 - 20:42:37 EST


"Dmitry V. Levin" <ldv@xxxxxxxxxxxx> writes:

> Include <stddef.h> (guarded by #ifndef __KERNEL__) to fix the following
> linux/kexec.h userspace compilation errors:
>
> /usr/include/linux/kexec.h:53:2: error: unknown type name 'size_t'
> size_t bufsz;
> /usr/include/linux/kexec.h:55:2: error: unknown type name 'size_t'
> size_t memsz;

Were these failures generated with a static checker?

What changed that you are seeing new failures in old essentially static
headers?

Eric




> Signed-off-by: Dmitry V. Levin <ldv@xxxxxxxxxxxx>
> ---
> include/uapi/linux/kexec.h | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/include/uapi/linux/kexec.h b/include/uapi/linux/kexec.h
> index aae5ebf..7def5f5 100644
> --- a/include/uapi/linux/kexec.h
> +++ b/include/uapi/linux/kexec.h
> @@ -45,6 +45,9 @@
> #define KEXEC_SEGMENT_MAX 16
>
> #ifndef __KERNEL__
> +
> +#include <stddef.h> /* For size_t. */
> +
> /*
> * This structure is used to hold the arguments that are used when
> * loading kernel binaries.