Re: [patch] ns558 bug

[Adam Belay]

On Fri, Feb 04, 2005 at 07:06:14PM -0800, Andrew Morton wrote:

It looks ok.  My only concern is what would happen if the isa probe succeded
but the pnp_register_driver failed?  "pnp_register_driver" return -ENODEV if
"CONFIG_PNP" isn't enabled.  Do you think this would conflict with legacy
probing?

Thanks,
Adam


> So would this be the appropriate fix?
> 
> --- 25/drivers/input/gameport/ns558.c~ns558-oops-fix	2005-02-04 19:03:11.065813120 -0800
> +++ 25-akpm/drivers/input/gameport/ns558.c	2005-02-04 19:05:52.607255088 -0800
> @@ -264,6 +264,7 @@ static struct pnp_driver ns558_pnp_drive
>  static int __init ns558_init(void)
>  {
>  	int i = 0;
> +	int ret;
>  
>  /*
>   * Probe for ISA ports.
> @@ -272,8 +273,8 @@ static int __init ns558_init(void)
>  	while (ns558_isa_portlist[i])
>  		ns558_isa_probe(ns558_isa_portlist[i++]);
>  
> -	pnp_register_driver(&ns558_pnp_driver);
> -	return list_empty(&ns558_list) ? -ENODEV : 0;
> +	ret = pnp_register_driver(&ns558_pnp_driver);
> +	return (ret < 0) ? ret : 0;
>  }
>  
>  static void __exit ns558_exit(void)
> _
-
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