evm: Complete description of evm_inode_setattr()
authorRoberto Sassu <roberto.sassu@huawei.com>
Mon, 6 Mar 2023 10:40:36 +0000 (11:40 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Wed, 19 Jul 2023 14:21:03 +0000 (16:21 +0200)
[ Upstream commit b1de86d4248b273cb12c4cd7d20c08d459519f7d ]

Add the description for missing parameters of evm_inode_setattr() to
avoid the warning arising with W=n compile option.

Fixes: 817b54aa45db ("evm: add evm_inode_setattr to prevent updating an invalid security.evm") # v3.2+
Fixes: c1632a0f1120 ("fs: port ->setattr() to pass mnt_idmap") # v6.3+
Signed-off-by: Roberto Sassu <roberto.sassu@huawei.com>
Reviewed-by: Stefan Berger <stefanb@linux.ibm.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
security/integrity/evm/evm_main.c

index 23d484e..f1a26d5 100644 (file)
@@ -776,7 +776,9 @@ static int evm_attr_change(struct user_namespace *mnt_userns,
 
 /**
  * evm_inode_setattr - prevent updating an invalid EVM extended attribute
+ * @idmap: idmap of the mount
  * @dentry: pointer to the affected dentry
+ * @attr: iattr structure containing the new file attributes
  *
  * Permit update of file attributes when files have a valid EVM signature,
  * except in the case of them having an immutable portable signature.