From 741195831033dc32ca6b86707e4590cbb4cfcb4c Mon Sep 17 00:00:00 2001

From: "Dmitry V. Levin" <ldv@altlinux.org>

Date: Thu, 14 Sep 2017 11:04:18 +1000

Subject: [PATCH 01/15] uapi: fix linux/sysctl.h userspace compilation errors

Include <stddef.h> (guarded by #ifndef __KERNEL__) to fix the following

linux/sysctl.h userspace compilation errors:

/usr/include/linux/sysctl.h:38:2: error: unknown type name 'size_t'

  size_t *oldlenp;

/usr/include/linux/sysctl.h:40:2: error: unknown type name 'size_t'

  size_t newlen;

This also fixes userspace compilation of uapi headers that include

linux/sysctl.h, e.g. linux/netfilter.h.

Link: http://lkml.kernel.org/r/20170222230652.GA14373@altlinux.org

Signed-off-by: Dmitry V. Levin <ldv@altlinux.org>

Cc: Alexey Dobriyan <adobriyan@gmail.com>

Cc: "Eric W. Biederman" <ebiederm@xmission.com>

Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>

---

 include/uapi/linux/sysctl.h | 4 ++++

 1 file changed, 4 insertions(+)

diff --git a/include/uapi/linux/sysctl.h b/include/uapi/linux/sysctl.h

index 1e05d3caa712..ab8385797377 100644

--- a/include/uapi/linux/sysctl.h

+++ b/include/uapi/linux/sysctl.h

@@ -27,6 +27,10 @@

 #include <linux/types.h>

 #include <linux/compiler.h>

+#ifndef __KERNEL__

+#include <stddef.h>		/* For size_t. */

+#endif

+

 #define CTL_MAXNAME 10		/* how many path components do we allow in a

 				   call to sysctl?   In other words, what is

 				   the largest acceptable value for the nlen