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Date: Thu, 20 May 2010 12:06:08 -0500
From: Scott Wood <scottwood@freescale.com>
To: hellohello <hellohello008@163.com>
Subject: Re: Problem of PowerPc 82xx  when using smc
Message-ID: <20100520170608.GA10712@schlenkerla.am.freescale.net>
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On Thu, May 20, 2010 at 04:58:27PM +0800, hellohello wrote:
> 
> I find a problem in 
> drivers/serial/cpm_uart/cpm_uart_cpm2.c:
> int cpm_uart_allocbuf(struct uart_cpm_port *pinfo, unsigned int is_con)
> {
> ... ...
> pinfo->tx_bd_base = pinfo->rx_bd_base + pinfo->rx_nrfifos;
> /*The above line should be ：*/
>  pinfo->tx_bd_base = pinfo->rx_bd_base + sizeof(cbd_t) * pinfo->rx_nrfifos;

No, it shouldn't -- rx_bd_base is of type "cbd_t *", so the multiplication
already happens as part of pointer arithmetic.

> return 0;
> }
> 
> Where to get the newest code for kernel?

git.kernel.org

> How to know whether it is already patched by anyone else?  Just search in  this mail list?

As well as the current git tree.

-Scott