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* [PATCH] pci: Skip id checking if no id is passed
@ 2010-11-17 20:10 Yinghai Lu
  2010-12-10 21:06 ` Jesse Barnes
  0 siblings, 1 reply; 2+ messages in thread
From: Yinghai Lu @ 2010-11-17 20:10 UTC (permalink / raw)
  To: Jesse Barnes; +Cc: linux-pci, linux-kernel


Will get warning when pci stub driver is built-in kenel like:
pci-stub: invalid id string ""

So stop early if no id is passed.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>

---
 drivers/pci/pci-stub.c |    4 ++++
 1 file changed, 4 insertions(+)

Index: linux-2.6/drivers/pci/pci-stub.c
===================================================================
--- linux-2.6.orig/drivers/pci/pci-stub.c
+++ linux-2.6/drivers/pci/pci-stub.c
@@ -47,6 +47,10 @@ static int __init pci_stub_init(void)
 	if (rc)
 		return rc;
 
+	/* no ids passed actually */
+	if (ids[0] == '\0')
+		return 0;
+
 	/* add ids specified in the module parameter */
 	p = ids;
 	while ((id = strsep(&p, ","))) {

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] pci: Skip id checking if no id is passed
  2010-11-17 20:10 [PATCH] pci: Skip id checking if no id is passed Yinghai Lu
@ 2010-12-10 21:06 ` Jesse Barnes
  0 siblings, 0 replies; 2+ messages in thread
From: Jesse Barnes @ 2010-12-10 21:06 UTC (permalink / raw)
  To: Yinghai Lu; +Cc: linux-pci, linux-kernel

On Wed, 17 Nov 2010 12:10:40 -0800
Yinghai Lu <yinghai@kernel.org> wrote:

> 
> Will get warning when pci stub driver is built-in kenel like:
> pci-stub: invalid id string ""
> 
> So stop early if no id is passed.
> 
> Signed-off-by: Yinghai Lu <yinghai@kernel.org>
> 
> ---
>  drivers/pci/pci-stub.c |    4 ++++
>  1 file changed, 4 insertions(+)
> 
> Index: linux-2.6/drivers/pci/pci-stub.c
> ===================================================================
> --- linux-2.6.orig/drivers/pci/pci-stub.c
> +++ linux-2.6/drivers/pci/pci-stub.c
> @@ -47,6 +47,10 @@ static int __init pci_stub_init(void)
>  	if (rc)
>  		return rc;
>  
> +	/* no ids passed actually */
> +	if (ids[0] == '\0')
> +		return 0;
> +
>  	/* add ids specified in the module parameter */
>  	p = ids;
>  	while ((id = strsep(&p, ","))) {
> 

Applied to linux-next, thanks.

-- 
Jesse Barnes, Intel Open Source Technology Center

^ permalink raw reply	[flat|nested] 2+ messages in thread

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