From: Gioh Kim <gi-oh.kim@ionos.com>
To: linux-block@vger.kernel.org, linux-doc@vger.kernel.org
Cc: axboe@kernel.dk, akinobu.mita@gmail.com, corbet@lwn.net,
hch@infradead.org, sagi@grimberg.me, bvanassche@acm.org,
haris.iqbal@ionos.com, jinpu.wang@ionos.com,
Dima Stepanov <dmitrii.stepanov@cloud.ionos.com>,
Gioh Kim <gi-oh.kim@ionos.com>,
Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Subject: [PATCHv5 for-next 19/19] block/rnbd: Use strscpy instead of strlcpy
Date: Mon, 19 Apr 2021 09:37:22 +0200 [thread overview]
Message-ID: <20210419073722.15351-20-gi-oh.kim@ionos.com> (raw)
In-Reply-To: <20210419073722.15351-1-gi-oh.kim@ionos.com>
From: Dima Stepanov <dmitrii.stepanov@cloud.ionos.com>
During checkpatch analyzing the following warning message was found:
WARNING:STRLCPY: Prefer strscpy over strlcpy - see:
https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
Fix it by using strscpy calls instead of strlcpy.
Signed-off-by: Dima Stepanov <dmitrii.stepanov@cloud.ionos.com>
Signed-off-by: Jack Wang <jinpu.wang@ionos.com>
Signed-off-by: Gioh Kim <gi-oh.kim@ionos.com>
Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
---
drivers/block/rnbd/rnbd-clt-sysfs.c | 6 +++---
drivers/block/rnbd/rnbd-clt.c | 4 ++--
drivers/block/rnbd/rnbd-srv.c | 6 +++---
3 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/drivers/block/rnbd/rnbd-clt-sysfs.c b/drivers/block/rnbd/rnbd-clt-sysfs.c
index 042566b47bd9..324afdd63a96 100644
--- a/drivers/block/rnbd/rnbd-clt-sysfs.c
+++ b/drivers/block/rnbd/rnbd-clt-sysfs.c
@@ -99,7 +99,7 @@ static int rnbd_clt_parse_map_options(const char *buf, size_t max_path_cnt,
kfree(p);
goto out;
}
- strlcpy(opt->sessname, p, NAME_MAX);
+ strscpy(opt->sessname, p, NAME_MAX);
kfree(p);
break;
@@ -142,7 +142,7 @@ static int rnbd_clt_parse_map_options(const char *buf, size_t max_path_cnt,
kfree(p);
goto out;
}
- strlcpy(opt->pathname, p, NAME_MAX);
+ strscpy(opt->pathname, p, NAME_MAX);
kfree(p);
break;
@@ -510,7 +510,7 @@ static int rnbd_clt_get_path_name(struct rnbd_clt_dev *dev, char *buf,
int ret;
char pathname[NAME_MAX], *s;
- strlcpy(pathname, dev->pathname, sizeof(pathname));
+ strscpy(pathname, dev->pathname, sizeof(pathname));
while ((s = strchr(pathname, '/')))
s[0] = '!';
diff --git a/drivers/block/rnbd/rnbd-clt.c b/drivers/block/rnbd/rnbd-clt.c
index 95381e6663e0..c01786afe1b1 100644
--- a/drivers/block/rnbd/rnbd-clt.c
+++ b/drivers/block/rnbd/rnbd-clt.c
@@ -578,7 +578,7 @@ static int send_msg_open(struct rnbd_clt_dev *dev, enum wait_type wait)
msg.hdr.type = cpu_to_le16(RNBD_MSG_OPEN);
msg.access_mode = dev->access_mode;
- strlcpy(msg.dev_name, dev->pathname, sizeof(msg.dev_name));
+ strscpy(msg.dev_name, dev->pathname, sizeof(msg.dev_name));
WARN_ON(!rnbd_clt_get_dev(dev));
err = send_usr_msg(sess->rtrs, READ, iu,
@@ -800,7 +800,7 @@ static struct rnbd_clt_session *alloc_sess(const char *sessname)
sess = kzalloc_node(sizeof(*sess), GFP_KERNEL, NUMA_NO_NODE);
if (!sess)
return ERR_PTR(-ENOMEM);
- strlcpy(sess->sessname, sessname, sizeof(sess->sessname));
+ strscpy(sess->sessname, sessname, sizeof(sess->sessname));
atomic_set(&sess->busy, 0);
mutex_init(&sess->lock);
INIT_LIST_HEAD(&sess->devs_list);
diff --git a/drivers/block/rnbd/rnbd-srv.c b/drivers/block/rnbd/rnbd-srv.c
index abacd9ef10d6..899dd9d7c10b 100644
--- a/drivers/block/rnbd/rnbd-srv.c
+++ b/drivers/block/rnbd/rnbd-srv.c
@@ -298,7 +298,7 @@ static int create_sess(struct rtrs_srv *rtrs)
mutex_unlock(&sess_lock);
srv_sess->rtrs = rtrs;
- strlcpy(srv_sess->sessname, sessname, sizeof(srv_sess->sessname));
+ strscpy(srv_sess->sessname, sessname, sizeof(srv_sess->sessname));
rtrs_srv_set_sess_priv(rtrs, srv_sess);
@@ -437,7 +437,7 @@ static struct rnbd_srv_dev *rnbd_srv_init_srv_dev(const char *id)
if (!dev)
return ERR_PTR(-ENOMEM);
- strlcpy(dev->id, id, sizeof(dev->id));
+ strscpy(dev->id, id, sizeof(dev->id));
kref_init(&dev->kref);
INIT_LIST_HEAD(&dev->sess_dev_list);
mutex_init(&dev->lock);
@@ -589,7 +589,7 @@ rnbd_srv_create_set_sess_dev(struct rnbd_srv_session *srv_sess,
kref_init(&sdev->kref);
- strlcpy(sdev->pathname, open_msg->dev_name, sizeof(sdev->pathname));
+ strscpy(sdev->pathname, open_msg->dev_name, sizeof(sdev->pathname));
sdev->rnbd_dev = rnbd_dev;
sdev->sess = srv_sess;
--
2.25.1
next prev parent reply other threads:[~2021-04-19 7:38 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-19 7:37 [PATCHv5 for-next 00/19] Misc update for rnbd Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 01/19] MAINTAINERS: Change maintainer for rnbd module Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 02/19] Documentation/sysfs-block-rnbd: Add descriptions for remap_device and resize Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 03/19] block/rnbd-clt: Remove some arguments from insert_dev_if_not_exists_devpath Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 04/19] block/rnbd-clt: Remove some arguments from rnbd_client_setup_device Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 05/19] block/rnbd-clt: Move add_disk(dev->gd) to rnbd_clt_setup_gen_disk Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 06/19] block/rnbd: Kill rnbd_clt_destroy_default_group Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 07/19] block/rnbd: Kill destroy_device_cb Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 08/19] block/rnbd-clt: Replace {NO_WAIT,WAIT} with RTRS_PERMIT_{WAIT,NOWAIT} Gioh Kim
2021-04-19 7:46 ` Leon Romanovsky
2021-04-19 7:37 ` [PATCHv5 for-next 09/19] block/rnbd-srv: Prevent a deadlock generated by accessing sysfs in parallel Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 10/19] block/rnbd-srv: Remove force_close file after holding a lock Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 11/19] block/rnbd-clt: Improve find_or_create_sess() return check Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 12/19] block/rnbd-clt: Fix missing a memory free when unloading the module Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 13/19] block/rnbd-clt: Support polling mode for IO latency optimization Gioh Kim
2021-04-19 7:47 ` Leon Romanovsky
2021-04-19 7:37 ` [PATCHv5 for-next 14/19] Documentation/ABI/rnbd-clt: Add description for nr_poll_queues Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 15/19] block/rnbd-srv: Remove unused arguments of rnbd_srv_rdma_ev Gioh Kim
2021-04-19 7:47 ` Leon Romanovsky
2021-04-19 7:37 ` [PATCHv5 for-next 16/19] block/rnbd-clt: Generate kobject_uevent when the rnbd device state changes Gioh Kim
2021-04-19 7:37 ` [PATCHv5 for-next 17/19] block/rnbd-clt: Remove max_segment_size Gioh Kim
2021-04-19 7:47 ` Leon Romanovsky
2021-04-19 7:37 ` [PATCHv5 for-next 18/19] block/rnbd-clt-sysfs: Remove copy buffer overlap in rnbd_clt_get_path_name Gioh Kim
2021-04-19 7:37 ` Gioh Kim [this message]
2021-04-19 17:54 ` [PATCHv5 for-next 00/19] Misc update for rnbd Jens Axboe
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