On Wed, 2020-05-13 at 08:56 +0200, Christoph Hellwig wrote:
> While pipes don't really need sb_writers projection, __kernel_write
> is an
> interface better kept private, and the additional rw_verify_area does
> not
> hurt here.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Right, should be fine AFAICS.
Acked-by: Ian Kent <raven@xxxxxxxxxx>
> ---
> fs/autofs/waitq.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/fs/autofs/waitq.c b/fs/autofs/waitq.c
> index b04c528b19d34..74c886f7c51cb 100644
> --- a/fs/autofs/waitq.c
> +++ b/fs/autofs/waitq.c
> @@ -53,7 +53,7 @@ static int autofs_write(struct autofs_sb_info *sbi,
>
> mutex_lock(&sbi->pipe_mutex);
> while (bytes) {
> - wr = __kernel_write(file, data, bytes, &file->f_pos);
> + wr = kernel_write(file, data, bytes, &file->f_pos);
> if (wr <= 0)
> break;
> data += wr;
