On Tue, 25 Jul 2017 17:45:57 +0200
Borislav Petkov <b...@alien8.de> wrote:
> From: Borislav Petkov <b...@suse.de>
>
> This is the version which clears the supplied buffer too. Useful when
> we're done with the buffer and want to clean it up and prepare it for
> reuse.
>
> Signed-off-by: Borislav Petkov <b...@suse.de>
> Cc: Steven Rostedt <rost...@goodmis.org>
Acked-by: Steven Rostedt (VMware) <rost...@goodmis.org>
-- Steve
> ---
> include/linux/seq_buf.h | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/include/linux/seq_buf.h b/include/linux/seq_buf.h
> index fb7eb9ccb1cd..8705a482e76c 100644
> --- a/include/linux/seq_buf.h
> +++ b/include/linux/seq_buf.h
> @@ -28,6 +28,13 @@ static inline void seq_buf_clear(struct seq_buf *s)
> s->readpos = 0;
> }
>
> +/* Like seq_buf_clear() but zero out the buffer too. */
> +static inline void seq_buf_clear_buf(struct seq_buf *s)
> +{
> + seq_buf_clear(s);
> + memset(s->buffer, 0, s->size);
> +}
> +
> static inline void
> seq_buf_init(struct seq_buf *s, unsigned char *buf, unsigned int size)
> {
