linux-hardening - [PATCH] uapi: stddef.h: Provide UAPI macros for __counted_by

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Date: Mon,  6 May 2024 19:42:08 +0200
From: Erick Archer <erick.archer@...look.com>
To: Kees Cook <keescook@...omium.org>,
	Alexey Dobriyan <adobriyan@...il.com>,
	Erick Archer <erick.archer@...look.com>,
	Miguel Ojeda <ojeda@...nel.org>,
	Nathan Chancellor <nathan@...nel.org>,
	Dmitry Antipov <dmantipov@...dex.ru>,
	"Gustavo A. R. Silva" <gustavoars@...nel.org>,
	Justin Stitt <justinstitt@...gle.com>
Cc: linux-kernel@...r.kernel.org,
	linux-hardening@...r.kernel.org
Subject: [PATCH] uapi: stddef.h: Provide UAPI macros for __counted_by_{le, be}

Provide UAPI macros for UAPI structs that will gain annotations for
__counted_by_{le, be} attributes.

Signed-off-by: Erick Archer <erick.archer@...look.com>
---
 include/uapi/linux/stddef.h | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/include/uapi/linux/stddef.h b/include/uapi/linux/stddef.h
index 2ec6f35cda32..58154117d9b0 100644
--- a/include/uapi/linux/stddef.h
+++ b/include/uapi/linux/stddef.h
@@ -55,4 +55,12 @@
 #define __counted_by(m)
 #endif
 
+#ifndef __counted_by_le
+#define __counted_by_le(m)
+#endif
+
+#ifndef __counted_by_be
+#define __counted_by_be(m)
+#endif
+
 #endif /* _UAPI_LINUX_STDDEF_H */
-- 
2.25.1