linux-kernel - [RFC PATCH v2 02/22] selinux: avoid using types indicating user space interaction

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Message-ID: <20241216164055.96267-2-cgoettsche@seltendoof.de>
Date: Mon, 16 Dec 2024 17:40:00 +0100
From: Christian Göttsche <cgoettsche@...tendoof.de>
To: selinux@...r.kernel.org
Cc: Christian Göttsche <cgzones@...glemail.com>,
	Paul Moore <paul@...l-moore.com>,
	Stephen Smalley <stephen.smalley.work@...il.com>,
	Ondrej Mosnacek <omosnace@...hat.com>,
	Nathan Chancellor <nathan@...nel.org>,
	Nick Desaulniers <ndesaulniers@...gle.com>,
	Bill Wendling <morbo@...gle.com>,
	Justin Stitt <justinstitt@...gle.com>,
	Thiébaud Weksteen <tweek@...gle.com>,
	Bram Bonné <brambonne@...gle.com>,
	Masahiro Yamada <masahiroy@...nel.org>,
	linux-kernel@...r.kernel.org,
	llvm@...ts.linux.dev
Subject: [RFC PATCH v2 02/22] selinux: avoid using types indicating user space interaction

From: Christian Göttsche <cgzones@...glemail.com>

Integer types starting with a double underscore, like __u32, are
intended for usage of variables interacting with user-space.

Just use the plain variant.

Signed-off-by: Christian Göttsche <cgzones@...glemail.com>
---
 security/selinux/hooks.c       | 2 +-
 security/selinux/ss/policydb.h | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 617f54abb640..7b2e2c60f0f4 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -3135,7 +3135,7 @@ static int selinux_inode_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
 	const struct cred *cred = current_cred();
 	struct inode *inode = d_backing_inode(dentry);
 	unsigned int ia_valid = iattr->ia_valid;
-	__u32 av = FILE__WRITE;
+	u32 av = FILE__WRITE;
 
 	/* ATTR_FORCE is just used for ATTR_KILL_S[UG]ID. */
 	if (ia_valid & ATTR_FORCE) {
diff --git a/security/selinux/ss/policydb.h b/security/selinux/ss/policydb.h
index 4bba386264a3..5c11069121d3 100644
--- a/security/selinux/ss/policydb.h
+++ b/security/selinux/ss/policydb.h
@@ -144,7 +144,7 @@ struct range_trans {
 
 /* Boolean data type */
 struct cond_bool_datum {
-	__u32 value; /* internal type value */
+	u32 value; /* internal type value */
 	int state;
 };
 
-- 
2.45.2