Re: [PATCH] scsi: ses check name in enclosure_component_register

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On Mon, 2009-04-27 at 19:18 -0700, Yinghai Lu wrote:
> dev_set_name will use sprintf to copy the name.
> need to check if the name does valid.
> 
> otherwise will error from device_add later.

I think what you mean to say is that empty names aren't allowed in the
device model.

> Signed-off-by: Yinghai Lu <yinghai@xxxxxxxxxx>
> 
> diff --git a/drivers/misc/enclosure.c b/drivers/misc/enclosure.c
> index 3cf61ec..68743a9 100644
> --- a/drivers/misc/enclosure.c
> +++ b/drivers/misc/enclosure.c
> @@ -255,7 +255,7 @@ enclosure_component_register(struct enclosure_device *edev,
>  	ecomp->number = number;
>  	cdev = &ecomp->cdev;
>  	cdev->parent = get_device(&edev->edev);
> -	if (name)
> +	if (name && name[0])
>  		dev_set_name(cdev, name);

Actually, I think this should become

dev_set_name(cdev, "%s", name);

as well, otherwise any name with a percent in it will get interpreted in
ways we're not expecting at all.

James


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