Re: [linux-dvb] [PATCH] dvb-core: Handle failures to create devices

[Trent Piepho]

On Tue, 1 May 2007, Simon Arlott wrote:
> dvb-core is not started early enough when device drivers that use dvb are
> compiled in so device_register_device fails (silently) since dvb_class is
> NULL, this runs dvb_init using subsys_initclass instead of module_init.
>
> dvb_register_device will now check the return value of class_device_create.

Good catch.

> +		printk("%s: failed to create device dvb%d.%s%d (%ld)\n", __FUNCTION__,
> +			adap->num, dnames[type], id, PTR_ERR(clsdev));
> +		return PTR_ERR(clsdev);

printk(KERN_ERR "...."

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