linux-iio.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Dominique Martinet <asmadeus@codewreck.org>
To: unlisted-recipients:; (no To-header on input)
Cc: Dominique Martinet <asmadeus@codewreck.org>,
	Jonathan Cameron <jic23@kernel.org>,
	Hartmut Knaack <knaack.h@gmx.de>,
	Lars-Peter Clausen <lars@metafoo.de>,
	Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
	Lorenzo Bianconi <lorenzo.bianconi83@gmail.com>,
	Linus Walleij <linus.walleij@linaro.org>,
	linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH 05/18] iio: change strncpy+truncation to strlcpy
Date: Fri, 13 Jul 2018 03:25:34 +0200	[thread overview]
Message-ID: <1531445134-19250-1-git-send-email-asmadeus@codewreck.org> (raw)
In-Reply-To: <1531444483-17338-1-git-send-email-asmadeus@codewreck.org>

Generated by scripts/coccinelle/misc/strncpy_truncation.cocci

Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>
---

Please see https://marc.info/?l=linux-kernel&m=153144450722324&w=2 (the
first patch of the serie) for the motivation behind this patch

 drivers/iio/common/st_sensors/st_sensors_core.c | 3 +--
 drivers/iio/pressure/st_pressure_i2c.c          | 3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/common/st_sensors/st_sensors_core.c b/drivers/iio/common/st_sensors/st_sensors_core.c
index 57db19182e95..26fbd1bd9413 100644
--- a/drivers/iio/common/st_sensors/st_sensors_core.c
+++ b/drivers/iio/common/st_sensors/st_sensors_core.c
@@ -380,8 +380,7 @@ void st_sensors_of_name_probe(struct device *dev,
 		return;
 
 	/* The name from the OF match takes precedence if present */
-	strncpy(name, of_id->data, len);
-	name[len - 1] = '\0';
+	strlcpy(name, of_id->data, len);
 }
 EXPORT_SYMBOL(st_sensors_of_name_probe);
 #else
diff --git a/drivers/iio/pressure/st_pressure_i2c.c b/drivers/iio/pressure/st_pressure_i2c.c
index fbb59059e942..2026a1012012 100644
--- a/drivers/iio/pressure/st_pressure_i2c.c
+++ b/drivers/iio/pressure/st_pressure_i2c.c
@@ -94,9 +94,8 @@ static int st_press_i2c_probe(struct i2c_client *client,
 		if ((ret < 0) || (ret >= ST_PRESS_MAX))
 			return -ENODEV;
 
-		strncpy(client->name, st_press_id_table[ret].name,
+		strlcpy(client->name, st_press_id_table[ret].name,
 				sizeof(client->name));
-		client->name[sizeof(client->name) - 1] = '\0';
 	} else if (!id)
 		return -ENODEV;
 
-- 
2.17.1


       reply	other threads:[~2018-07-13  1:45 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1531444483-17338-1-git-send-email-asmadeus@codewreck.org>
2018-07-13  1:25 ` Dominique Martinet [this message]
2018-07-15 10:39   ` [PATCH 05/18] iio: change strncpy+truncation to strlcpy Jonathan Cameron
2018-07-16 11:42     ` Dominique Martinet
2018-07-22  8:13       ` Jonathan Cameron

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1531445134-19250-1-git-send-email-asmadeus@codewreck.org \
    --to=asmadeus@codewreck.org \
    --cc=jic23@kernel.org \
    --cc=knaack.h@gmx.de \
    --cc=lars@metafoo.de \
    --cc=linus.walleij@linaro.org \
    --cc=linux-iio@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=lorenzo.bianconi83@gmail.com \
    --cc=pmeerw@pmeerw.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).