linux-kernel - Re: [PATCH] Simplify some code to use the container

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Date:	Thu, 4 Jan 2007 09:42:24 +0100
From:	Thomas Hisch <t.hisch@...il.com>
To:	Linux kernel mailing list <linux-kernel@...r.kernel.org>
Cc:	rpjday@...dspring.com
Subject: Re: [PATCH] Simplify some code to use the container_of() macro.

On Sun, Dec 31, 2006 at 03:55:22PM -0500, Robert P. J. Day wrote:
> @@ -1810,8 +1809,7 @@ lcs_get_frames_cb(struct lcs_channel *channel, struct lcs_buffer *buffer)
>  		LCS_DBF_TEXT(4, trace, "-eiogpkt");
>  		return;
>  	}
> -	card = (struct lcs_card *)
> -		((char *) channel - offsetof(struct lcs_card, read));
> +	card = container_of(channel, struct lcs_card, write);
the last argument in container_of should be read instead of write.

>  	offset = 0;
>  	while (lcs_hdr->offset != 0) {

-- 
Thomas Hisch
e0625874@...d.tuwien.ac.at
-
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