* [PATCH] spi: check platform_device_register_simple() error
@ 2006-11-27 5:09 Akinobu Mita
2006-11-27 18:28 ` David Brownell
2006-11-28 0:08 ` Andrew Morton
0 siblings, 2 replies; 3+ messages in thread
From: Akinobu Mita @ 2006-11-27 5:09 UTC (permalink / raw)
To: linux-kernel; +Cc: David Brownell
This patch checks the return value of platform_device_register_simple().
Cc: David Brownell <dbrownell@users.sourceforge.net>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
---
drivers/spi/spi_butterfly.c | 2 ++
1 file changed, 2 insertions(+)
Index: work-fault-inject/drivers/spi/spi_butterfly.c
===================================================================
--- work-fault-inject.orig/drivers/spi/spi_butterfly.c
+++ work-fault-inject/drivers/spi/spi_butterfly.c
@@ -250,6 +250,8 @@ static void butterfly_attach(struct parp
* setting up a platform device like this is an ugly kluge...
*/
pdev = platform_device_register_simple("butterfly", -1, NULL, 0);
+ if (IS_ERR(pdev))
+ return;
master = spi_alloc_master(&pdev->dev, sizeof *pp);
if (!master) {
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] spi: check platform_device_register_simple() error
2006-11-27 5:09 [PATCH] spi: check platform_device_register_simple() error Akinobu Mita
@ 2006-11-27 18:28 ` David Brownell
2006-11-28 0:08 ` Andrew Morton
1 sibling, 0 replies; 3+ messages in thread
From: David Brownell @ 2006-11-27 18:28 UTC (permalink / raw)
To: Akinobu Mita; +Cc: linux-kernel
On Sunday 26 November 2006 9:09 pm, Akinobu Mita wrote:
> This patch checks the return value of platform_device_register_simple().
>
> Cc: David Brownell <dbrownell@users.sourceforge.net>
> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Acked-by: David Brownell <dbrownell@users.sourceforge.net>
... thanks, good catch.
>
> ---
> drivers/spi/spi_butterfly.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> Index: work-fault-inject/drivers/spi/spi_butterfly.c
> ===================================================================
> --- work-fault-inject.orig/drivers/spi/spi_butterfly.c
> +++ work-fault-inject/drivers/spi/spi_butterfly.c
> @@ -250,6 +250,8 @@ static void butterfly_attach(struct parp
> * setting up a platform device like this is an ugly kluge...
> */
> pdev = platform_device_register_simple("butterfly", -1, NULL, 0);
> + if (IS_ERR(pdev))
> + return;
>
> master = spi_alloc_master(&pdev->dev, sizeof *pp);
> if (!master) {
>
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] spi: check platform_device_register_simple() error
2006-11-27 5:09 [PATCH] spi: check platform_device_register_simple() error Akinobu Mita
2006-11-27 18:28 ` David Brownell
@ 2006-11-28 0:08 ` Andrew Morton
1 sibling, 0 replies; 3+ messages in thread
From: Andrew Morton @ 2006-11-28 0:08 UTC (permalink / raw)
To: Akinobu Mita; +Cc: linux-kernel, David Brownell
On Mon, 27 Nov 2006 14:09:15 +0900
Akinobu Mita <akinobu.mita@gmail.com> wrote:
> This patch checks the return value of platform_device_register_simple().
>
> Cc: David Brownell <dbrownell@users.sourceforge.net>
> Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
>
> ---
> drivers/spi/spi_butterfly.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> Index: work-fault-inject/drivers/spi/spi_butterfly.c
> ===================================================================
> --- work-fault-inject.orig/drivers/spi/spi_butterfly.c
> +++ work-fault-inject/drivers/spi/spi_butterfly.c
> @@ -250,6 +250,8 @@ static void butterfly_attach(struct parp
> * setting up a platform device like this is an ugly kluge...
> */
> pdev = platform_device_register_simple("butterfly", -1, NULL, 0);
> + if (IS_ERR(pdev))
> + return;
It'd be nice to at least print some (non-debug) message rather than simply
mysteriously failing.
It'd be nicer if parport_driver.attach() didn't return void. Ho hum.
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2006-11-28 0:09 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2006-11-27 5:09 [PATCH] spi: check platform_device_register_simple() error Akinobu Mita
2006-11-27 18:28 ` David Brownell
2006-11-28 0:08 ` Andrew Morton
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