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evm: Complete description of evm_inode_setattr()

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[ Upstream commit b1de86d4248b273cb12c4cd7d20c08d459519f7d ]

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

Fixes: 817b54aa45 ("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>
This commit is contained in:
Roberto Sassu 2023-03-06 11:40:36 +01:00 committed by Greg Kroah-Hartman
parent 568b73406d
commit 540cdd7207
1 changed files with 2 additions and 0 deletions
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security/integrity/evm/evm_main.c
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@ -471,7 +471,9 @@ void evm_inode_post_removexattr(struct dentry *dentry, const char *xattr_name)
/** /**
* evm_inode_setattr - prevent updating an invalid EVM extended attribute * evm_inode_setattr - prevent updating an invalid EVM extended attribute
* @idmap: idmap of the mount
* @dentry: pointer to the affected dentry * @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, * Permit update of file attributes when files have a valid EVM signature,
* except in the case of them having an immutable portable signature. * except in the case of them having an immutable portable signature.