Re: [PATCH] block: move from strlcpy with unused retval to strscpy

From: Christoph Böhmwalder
Date: Fri Aug 19 2022 - 11:24:58 EST


Am 18.08.22 um 22:59 schrieb Wolfram Sang:
> Follow the advice of the below link and prefer 'strscpy' in this
> subsystem. Conversion is 1:1 because the return value is not used.
> Generated by a coccinelle script.
>
> Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@xxxxxxxxxxxxxx/
> Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/block/brd.c | 2 +-
> drivers/block/drbd/drbd_nl.c | 2 +-

For the drbd part:

Acked-by: Christoph Böhmwalder <christoph.boehmwalder@xxxxxxxxxx>

> drivers/block/mtip32xx/mtip32xx.c | 12 ++++++------
> drivers/block/ps3vram.c | 2 +-
> drivers/block/zram/zram_drv.c | 6 +++---
> 5 files changed, 12 insertions(+), 12 deletions(-)
...
> diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
> index 013d355a2033..864c98e74875 100644
> --- a/drivers/block/drbd/drbd_nl.c
> +++ b/drivers/block/drbd/drbd_nl.c
> @@ -4752,7 +4752,7 @@ void notify_helper(enum drbd_notification_type type,
> struct drbd_genlmsghdr *dh;
> int err;
>
> - strlcpy(helper_info.helper_name, name, sizeof(helper_info.helper_name));
> + strscpy(helper_info.helper_name, name, sizeof(helper_info.helper_name));
> helper_info.helper_name_len = min(strlen(name), sizeof(helper_info.helper_name));
> helper_info.helper_status = status;
>
--
Christoph Böhmwalder
LINBIT | Keeping the Digital World Running
DRBD HA — Disaster Recovery — Software defined Storage