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From: Bagas Sanjaya <bagasdotme@gmail.com>
To: Dan Carpenter <dan.carpenter@linaro.org>,
	Calvince Otieno <calvncce@gmail.com>
Cc: outreachy@lists.linux.dev, linux-kernel@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Luke Koch <lu.ale.koch@gmail.com>,
	Simon Horman <horms@kernel.org>,
	linux-staging@lists.linux.dev
Subject: Re: [PATCH v6] staging: wlan-ng: replace strncpy() with strscpy()
Date: Fri, 13 Oct 2023 20:28:30 +0700	[thread overview]
Message-ID: <05a668db-118c-4568-b2cf-49febb04a6d2@gmail.com> (raw)
In-Reply-To: <ce6c3d81-d75d-40e7-a6df-7abd4e8250a5@kadam.mountain>

On 13/10/2023 18:19, Dan Carpenter wrote:
> On Fri, Oct 13, 2023 at 02:15:43PM +0300, Calvince Otieno wrote:
>> Checkpatch suggests the use of strscpy() instead of strncpy().
>> The advantages are that it always adds a NUL terminator and it prevents
>> a read overflow if the src string is not properly terminated. One
>> potential disadvantage is that it doesn't zero pad the string like
>> strncpy() does.
>> In this code, strscpy() and strncpy() are equivalent and it does not
>> affect runtime behavior. The string is zeroed on the line before
>> using memset(). The resulting string was always NUL terminated and
>> PRISM2_USB_FWFILE is string literal "prism2_ru.fw" so it's NUL
>> terminated.
>> However, even though using strscpy() does not fix any bugs, it's
>> still nicer and makes checkpatch happy.
>>
>> Signed-off-by: Calvince Otieno <calvncce@gmail.com>
>> ---
> 
> It's still white space damaged and can't apply.  :/  Try save the email
> and do `cat raw_email.txt | patch -p1`.
> 

And better yet, use git-send-email(1) to send patches. But don't rush,
as you have sent five versions of this patch today. Please wait for a day
to a week and then reroll.

Thanks.

-- 
An old man doll... just what I always wanted! - Clara


      reply	other threads:[~2023-10-13 13:28 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-10-13 11:15 [PATCH v6] staging: wlan-ng: replace strncpy() with strscpy() Calvince Otieno
2023-10-13 11:19 ` Dan Carpenter
2023-10-13 13:28   ` Bagas Sanjaya [this message]

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