linux-kernel - Re: [PATCH] scsi: bfa: bfad_attr.c: Optimization of the Code

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Message-ID: <539017F0.1080503@acm.org>
Date:	Thu, 05 Jun 2014 09:10:40 +0200
From:	Bart Van Assche <bvanassche@....org>
To:	Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
	Anil Gurumurthy <anil.gurumurthy@...gic.com>,
	Sudarsana Kalluru <sudarsana.kalluru@...gic.com>
CC:	"James E.J. Bottomley" <JBottomley@...allels.com>,
	linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] scsi: bfa: bfad_attr.c:  Optimization of the Code

On 06/05/14 08:55, Bart Van Assche wrote:
> On 06/04/14 20:08, Rickard Strandqvist wrote:
> This is ugly. Please use sprintf(buf, "%.*s\n", PAGE_SIZE - 1, str)
> instead of strncpy() + strlen().

(replying to my own e-mail)

The above should of course have read "sprintf(buf, "%.*s\n", PAGE_SIZE -
2, str)" to avoid that the terminating '\0' triggers a buffer overflow.

Bart.
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