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From: "Seth Forshee (DigitalOcean)" <sforshee@kernel.org>
Date: Wed, 21 Feb 2024 15:24:40 -0600
Subject: [PATCH v2 09/25] commoncap: use is_fscaps_xattr()
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Message-Id: <20240221-idmap-fscap-refactor-v2-9-3039364623bd@kernel.org>
References: <20240221-idmap-fscap-refactor-v2-0-3039364623bd@kernel.org>
In-Reply-To: <20240221-idmap-fscap-refactor-v2-0-3039364623bd@kernel.org>
To: Christian Brauner <brauner@kernel.org>, 
 Seth Forshee <sforshee@kernel.org>, Serge Hallyn <serge@hallyn.com>, 
 Paul Moore <paul@paul-moore.com>, Eric Paris <eparis@redhat.com>, 
 James Morris <jmorris@namei.org>, Alexander Viro <viro@zeniv.linux.org.uk>, 
 Jan Kara <jack@suse.cz>, Stephen Smalley <stephen.smalley.work@gmail.com>, 
 Ondrej Mosnacek <omosnace@redhat.com>, 
 Casey Schaufler <casey@schaufler-ca.com>, Mimi Zohar <zohar@linux.ibm.com>, 
 Roberto Sassu <roberto.sassu@huawei.com>, 
 Dmitry Kasatkin <dmitry.kasatkin@gmail.com>, 
 Eric Snowberg <eric.snowberg@oracle.com>, 
 "Matthew Wilcox (Oracle)" <willy@infradead.org>, 
 Jonathan Corbet <corbet@lwn.net>, Miklos Szeredi <miklos@szeredi.hu>, 
 Amir Goldstein <amir73il@gmail.com>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, 
 linux-security-module@vger.kernel.org, audit@vger.kernel.org, 
 selinux@vger.kernel.org, linux-integrity@vger.kernel.org, 
 linux-doc@vger.kernel.org, linux-unionfs@vger.kernel.org

Signed-off-by: Seth Forshee (DigitalOcean) <sforshee@kernel.org>
---
 security/commoncap.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/security/commoncap.c b/security/commoncap.c
index 289530e58c37..19affcfa3126 100644
--- a/security/commoncap.c
+++ b/security/commoncap.c
@@ -1205,7 +1205,7 @@ int cap_inode_setxattr(struct dentry *dentry, const char *name,
 	 * For XATTR_NAME_CAPS the check will be done in
 	 * cap_convert_nscap(), called by setxattr()
 	 */
-	if (strcmp(name, XATTR_NAME_CAPS) == 0)
+	if (is_fscaps_xattr(name))
 		return 0;
 
 	if (!ns_capable(user_ns, CAP_SYS_ADMIN))
@@ -1242,7 +1242,7 @@ int cap_inode_removexattr(struct mnt_idmap *idmap,
 			XATTR_SECURITY_PREFIX_LEN) != 0)
 		return 0;
 
-	if (strcmp(name, XATTR_NAME_CAPS) == 0) {
+	if (is_fscaps_xattr(name)) {
 		/* security.capability gets namespaced */
 		struct inode *inode = d_backing_inode(dentry);
 		if (!inode)

-- 
2.43.0