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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Daeseok Youn <daeseok.youn@gmail.com>
Cc: lidza.louina@gmail.com, devel@driverdev.osuosl.org,
	gregkh@linuxfoundation.org,
	driverdev-devel@linuxdriverproject.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 8/8] staging: dgap: fix memory leak in dgap_parsefile()
Date: Tue, 15 Jul 2014 09:51:16 +0300	[thread overview]
Message-ID: <20140715065116.GS25880@mwanda> (raw)
In-Reply-To: <20140715030456.GA14420@devel.8.8.4.4>

On Tue, Jul 15, 2014 at 12:05:14PM +0900, Daeseok Youn wrote:
> The p->u.board.status is allocated and set a string as
> "No" once within allocating a node of BNODE type.
> But it also set again with kstrdup() in case of "STATUS"
> or "ID". If it is not allocated yet, use kstrdup().
> If not, use just memcpy().

I don't think a 2 char buffer is always large enough to hold the new
strings.

Just free it and allocate again.

regards,
dan carpenter


  reply	other threads:[~2014-07-15  6:51 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-07-15  3:05 [PATCH 8/8] staging: dgap: fix memory leak in dgap_parsefile() Daeseok Youn
2014-07-15  6:51 ` Dan Carpenter [this message]
2014-07-15  9:05   ` DaeSeok Youn
2014-07-15  9:21     ` Dan Carpenter
2014-07-15  9:45       ` DaeSeok Youn

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