* [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@vger.kernel.org, linux-kernel@vger.kernel.org
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@vger.kernel.org, linux-kernel@vger.kernel.org
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
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2010-12-10 21:06 ` Jesse Barnes
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