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Message-Id: <20231120173318.1132868-5-roberto.sassu@huaweicloud.com>
Date:   Mon, 20 Nov 2023 18:32:57 +0100
From:   Roberto Sassu <roberto.sassu@...weicloud.com>
To:     viro@...iv.linux.org.uk, brauner@...nel.org,
        chuck.lever@...cle.com, jlayton@...nel.org, neilb@...e.de,
        kolga@...app.com, Dai.Ngo@...cle.com, tom@...pey.com,
        paul@...l-moore.com, jmorris@...ei.org, serge@...lyn.com,
        zohar@...ux.ibm.com, dmitry.kasatkin@...il.com,
        dhowells@...hat.com, jarkko@...nel.org,
        stephen.smalley.work@...il.com, eparis@...isplace.org,
        casey@...aufler-ca.com, mic@...ikod.net
Cc:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-nfs@...r.kernel.org, linux-security-module@...r.kernel.org,
        linux-integrity@...r.kernel.org, keyrings@...r.kernel.org,
        selinux@...r.kernel.org, Roberto Sassu <roberto.sassu@...wei.com>,
        Stefan Berger <stefanb@...ux.ibm.com>
Subject: [PATCH v6 04/25] ima: Align ima_inode_removexattr() definition with LSM infrastructure

From: Roberto Sassu <roberto.sassu@...wei.com>

Change ima_inode_removexattr() definition, so that it can be registered as
implementation of the inode_removexattr hook.

Signed-off-by: Roberto Sassu <roberto.sassu@...wei.com>
Reviewed-by: Stefan Berger <stefanb@...ux.ibm.com>
Reviewed-by: Casey Schaufler <casey@...aufler-ca.com>
Reviewed-by: Mimi Zohar <zohar@...ux.ibm.com>
---
 include/linux/ima.h                   | 7 +++++--
 security/integrity/ima/ima_appraise.c | 3 ++-
 security/security.c                   | 2 +-
 3 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/include/linux/ima.h b/include/linux/ima.h
index 077324309c11..678a03fddd7e 100644
--- a/include/linux/ima.h
+++ b/include/linux/ima.h
@@ -200,7 +200,9 @@ static inline int ima_inode_remove_acl(struct mnt_idmap *idmap,
 {
 	return ima_inode_set_acl(idmap, dentry, acl_name, NULL);
 }
-extern int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name);
+
+extern int ima_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry,
+				 const char *xattr_name);
 #else
 static inline bool is_ima_appraise_enabled(void)
 {
@@ -231,7 +233,8 @@ static inline int ima_inode_set_acl(struct mnt_idmap *idmap,
 	return 0;
 }
 
-static inline int ima_inode_removexattr(struct dentry *dentry,
+static inline int ima_inode_removexattr(struct mnt_idmap *idmap,
+					struct dentry *dentry,
 					const char *xattr_name)
 {
 	return 0;
diff --git a/security/integrity/ima/ima_appraise.c b/security/integrity/ima/ima_appraise.c
index cb2d0d11aa77..36abc84ba299 100644
--- a/security/integrity/ima/ima_appraise.c
+++ b/security/integrity/ima/ima_appraise.c
@@ -790,7 +790,8 @@ int ima_inode_set_acl(struct mnt_idmap *idmap, struct dentry *dentry,
 	return 0;
 }
 
-int ima_inode_removexattr(struct dentry *dentry, const char *xattr_name)
+int ima_inode_removexattr(struct mnt_idmap *idmap, struct dentry *dentry,
+			  const char *xattr_name)
 {
 	int result;
 
diff --git a/security/security.c b/security/security.c
index ec5c8065ea36..358ec01a5492 100644
--- a/security/security.c
+++ b/security/security.c
@@ -2430,7 +2430,7 @@ int security_inode_removexattr(struct mnt_idmap *idmap,
 		ret = cap_inode_removexattr(idmap, dentry, name);
 	if (ret)
 		return ret;
-	ret = ima_inode_removexattr(dentry, name);
+	ret = ima_inode_removexattr(idmap, dentry, name);
 	if (ret)
 		return ret;
 	return evm_inode_removexattr(idmap, dentry, name);
-- 
2.34.1

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