Re: [PATCH -next] capability: fix doc warnings in capability.c

From: Serge E. Hallyn
Date: Mon Jun 07 2021 - 19:09:18 EST


On Sat, Jun 05, 2021 at 02:26:02PM +0800, Baokun Li wrote:
> Fixes the following W=1 kernel build warning(s):
>
> kernel/capability.c:490: warning: Function parameter or
> member 'mnt_userns' not described in 'privileged_wrt_inode_uidgid'
> kernel/capability.c:506: warning: Function parameter or
> member 'mnt_userns' not described in 'capable_wrt_inode_uidgid'
>
> Signed-off-by: Baokun Li <libaokun1@xxxxxxxxxx>
> ---
> kernel/capability.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/kernel/capability.c b/kernel/capability.c
> index 46a361dde042..27a959aa897f 100644
> --- a/kernel/capability.c
> +++ b/kernel/capability.c
> @@ -480,6 +480,7 @@ EXPORT_SYMBOL(file_ns_capable);
> /**
> * privileged_wrt_inode_uidgid - Do capabilities in the namespace work over the inode?
> * @ns: The user namespace in question
> + * @mnt_userns: User namespace of the mount the inode was found from
> * @inode: The inode in question
> *
> * Return true if the inode uid and gid are within the namespace.
> @@ -495,6 +496,7 @@ bool privileged_wrt_inode_uidgid(struct user_namespace *ns,
> /**
> * capable_wrt_inode_uidgid - Check nsown_capable and uid and gid mapped
> * @inode: The inode in question
> + * @mnt_userns: User namespace of the mount the inode was found from

The mnt_userns comes before the inode in this fn.

> * @cap: The capability in question
> *
> * Return true if the current task has the given capability targeted at
> --
> 2.31.1