linux-kernel - Re: [PATCH 4/9] drivers/net/sfc: Correct code taking the size of a pointer

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Message-Id: <20091213.195729.28793749.davem@davemloft.net>
Date:	Sun, 13 Dec 2009 19:57:29 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	julia@...u.dk
Cc:	linux-net-drivers@...arflare.com, shodgson@...arflare.com,
	bhutchings@...arflare.com, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH 4/9] drivers/net/sfc: Correct code taking the size of a
 pointer

From: Julia Lawall <julia@...u.dk>
Date: Sun, 13 Dec 2009 12:41:29 +0100 (CET)

> From: Julia Lawall <julia@...u.dk>
> 
> The function efx_iterate_state contains the code
> memcpy(&payload->msg, payload_msg, sizeof(payload_msg));
> This is the only use of payload_msg.  The type of payload_msg is
> changed from a pointer to an array, so that the result of sizeof really is
> the length of the string.
> 
> A simplified version of the semantic patch that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
 ...
> Signed-off-by: Julia Lawall <julia@...u.dk>

Applied.
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