Re: [PATCH] fsnotify/fdinfo: exportfs_encode_inode_fh() takes pointer as 4th argument

From: Jan Kara
Date: Thu Oct 17 2019 - 04:33:30 EST


On Wed 16-10-19 10:59:55, Ben Dooks (Codethink) wrote:
> The call to exportfs_encode_inode_fh() takes an pointer
> as the 4th argument, so replace the integer 0 with the
> NULL pointer.
>
> This fixes the following sparse warning:
>
> fs/notify/fdinfo.c:53:87: warning: Using plain integer as NULL pointer
>
> Signed-off-by: Ben Dooks <ben.dooks@xxxxxxxxxxxxxxx>

Thanks for the cleanup! Applied.

Honza

> ---
> Cc: Jan Kara <jack@xxxxxxx>
> Cc: Amir Goldstein <amir73il@xxxxxxxxx>
> Cc: linux-fsdevel@xxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> ---
> fs/notify/fdinfo.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/notify/fdinfo.c b/fs/notify/fdinfo.c
> index 1e2bfd26b352..ef83f4020554 100644
> --- a/fs/notify/fdinfo.c
> +++ b/fs/notify/fdinfo.c
> @@ -50,7 +50,7 @@ static void show_mark_fhandle(struct seq_file *m, struct inode *inode)
> f.handle.handle_bytes = sizeof(f.pad);
> size = f.handle.handle_bytes >> 2;
>
> - ret = exportfs_encode_inode_fh(inode, (struct fid *)f.handle.f_handle, &size, 0);
> + ret = exportfs_encode_inode_fh(inode, (struct fid *)f.handle.f_handle, &size, NULL);
> if ((ret == FILEID_INVALID) || (ret < 0)) {
> WARN_ONCE(1, "Can't encode file handler for inotify: %d\n", ret);
> return;
> --
> 2.23.0
>
--
Jan Kara <jack@xxxxxxxx>
SUSE Labs, CR