linux-kernel - Re: (Updated) [Patch] Shut up warnings from files under drivers/

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Date:	Sun, 27 Jan 2008 10:08:04 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	WANG Cong <xiyou.wangcong@...il.com>
CC:	Sam Ravnborg <sam@...nborg.org>, Jeff Garzik <jeff@...zik.org>,
	Greg KH <gregkh@...e.de>, LKML <linux-kernel@...r.kernel.org>,
	Andrew Morton <akpm@...l.org>
Subject: Re: (Updated) [Patch] Shut up warnings from files under drivers/

On 01/27/2008 05:15 AM, WANG Cong wrote:
> Fix defined-but-not-used warnings from files under drivers/,
> such as:
> 
> drivers/char/applicom.c:68: warning: ‘applicom_pci_tbl’ defined but not used
> 
> Compile tests passed.
> 
> Cc: Jeff Garzik <jeff@...zik.org>
> Cc: Greg KH <gregkh@...e.de>
> Cc: Sam Ravnborg <sam@...nborg.org>
> Signed-off-by: WANG Cong <xiyou.wangcong@...il.com>
> 
> ---
> 
> diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
> index 1f0b752..97171ad 100644
> --- a/drivers/char/applicom.c
> +++ b/drivers/char/applicom.c
> @@ -65,7 +65,7 @@ static char *applicom_pci_devnames[] = {
>  	"PCI2000PFB"
>  };
>  
> -static struct pci_device_id applicom_pci_tbl[] = {
> +static struct pci_device_id applicom_pci_tbl[] __used = {
>  	{ PCI_VENDOR_ID_APPLICOM, PCI_DEVICE_ID_APPLICOM_PCIGENERIC,
>  	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
>  	{ PCI_VENDOR_ID_APPLICOM, PCI_DEVICE_ID_APPLICOM_PCI2000IBS_CAN,

I have probably a better fix with pci_match_id() referencing this array.
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