linux-kernel - [PATCH 02/11] UAPI: keys: Fix use of C++ keywords as structural members [ver #2]

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Message-ID: <153622551617.14298.12454094039718200093.stgit@warthog.procyon.org.uk>
Date:   Thu, 06 Sep 2018 10:18:36 +0100
From:   David Howells <dhowells@...hat.com>
To:     linux-api@...r.kernel.org, linux-kbuild@...r.kernel.org
Cc:     Mat Martineau <mathew.j.martineau@...ux.intel.com>,
        keyrings@...r.kernel.org, linux-kernel@...r.kernel.org,
        dhowells@...hat.com
Subject: [PATCH 02/11] UAPI: keys: Fix use of C++ keywords as structural
 members [ver #2]

The keyctl_dh_params struct uses a C++ keyword as structural members.  Fix
this by inserting an anonymous union that provides an alternative name and
then hide the reserved name in C++.

Signed-off-by: David Howells <dhowells@...hat.com>
cc: Mat Martineau <mathew.j.martineau@...ux.intel.com>
cc: keyrings@...r.kernel.org
---

 include/uapi/linux/keyctl.h |    7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/include/uapi/linux/keyctl.h b/include/uapi/linux/keyctl.h
index 910cc4334b21..170f015d1f25 100644
--- a/include/uapi/linux/keyctl.h
+++ b/include/uapi/linux/keyctl.h
@@ -65,7 +65,12 @@
 
 /* keyctl structures */
 struct keyctl_dh_params {
-	__s32 dh_private;
+	union {
+#ifndef __cplusplus
+		__s32 private;
+#endif
+		__s32 dh_private;
+	};
 	__s32 prime;
 	__s32 base;
 };