From: Sandro Volery <sandro@volery.com>
To: Dan Carpenter <dan.carpenter@oracle.com>
Cc: devel@driverdev.osuosl.org, gregkh@linuxfoundation.org,
davem@davemloft.net, linux-kernel@vger.kernel.org,
aaro.koskinen@iki.fi
Subject: Re: [PATCH] Staging: octeon: Avoid several usecases of strcpy
Date: Wed, 11 Sep 2019 11:04:38 +0200 [thread overview]
Message-ID: <39D8B984-479C-42D5-8431-9FF7BD3A96D6@volery.com> (raw)
In-Reply-To: <20190911084956.GH15977@kadam>
> On 11 Sep 2019, at 10:52, Dan Carpenter <dan.carpenter@oracle.com> wrote:
>
> On Wed, Sep 11, 2019 at 08:23:59AM +0200, Sandro Volery wrote:
>> strcpy was used multiple times in strcpy to write into dev->name.
>> I replaced them with strscpy.
>>
>> Signed-off-by: Sandro Volery <sandro@volery.com>
>> ---
>> drivers/staging/octeon/ethernet.c | 16 ++++++++--------
>> 1 file changed, 8 insertions(+), 8 deletions(-)
>>
>> diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
>> index 8889494adf1f..cf8e9a23ebf9 100644
>> --- a/drivers/staging/octeon/ethernet.c
>> +++ b/drivers/staging/octeon/ethernet.c
>> @@ -784,7 +784,7 @@ static int cvm_oct_probe(struct platform_device *pdev)
>> priv->imode = CVMX_HELPER_INTERFACE_MODE_DISABLED;
>> priv->port = CVMX_PIP_NUM_INPUT_PORTS;
>> priv->queue = -1;
>> - strcpy(dev->name, "pow%d");
>> + strscpy(dev->name, "pow%d", sizeof(dev->name));
>
> Is there a program which is generating a warning for this code? We know
> that "pow%d" is 6 characters and static analysis tools can understand
> this code fine so we know it's safe.
Well I was confused too but checkpatch complained about
it so I figured I'd clean it up quick
_______________________________________________
devel mailing list
devel@linuxdriverproject.org
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
next prev parent reply other threads:[~2019-09-11 9:04 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-11 6:23 [PATCH] Staging: octeon: Avoid several usecases of strcpy Sandro Volery
2019-09-11 8:49 ` Dan Carpenter
2019-09-11 9:04 ` Sandro Volery [this message]
2019-09-11 9:16 ` Dan Carpenter
2019-09-11 9:21 ` Sandro Volery
2019-09-11 10:05 ` Dan Carpenter
2019-09-11 10:58 ` Rasmus Villemoes
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=39D8B984-479C-42D5-8431-9FF7BD3A96D6@volery.com \
--to=sandro@volery.com \
--cc=aaro.koskinen@iki.fi \
--cc=dan.carpenter@oracle.com \
--cc=davem@davemloft.net \
--cc=devel@driverdev.osuosl.org \
--cc=gregkh@linuxfoundation.org \
--cc=linux-kernel@vger.kernel.org \
/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).