[PATCH] unisys: staging: Check for s-Par firmware before initializing s-Par modules

[Greg Kroah-Hartman]

On Wed, Apr 09, 2014 at 02:04:50PM -0500, Romer, Benjamin M wrote:
> @@ -71,5 +71,6 @@
>  				  u64 somethings, char *buf, size_t bufsize);
>  struct seq_file *visor_seq_file_new_buffer(void *buf, size_t buf_size);
>  void visor_seq_file_done_buffer(struct seq_file *m);
> +int is_spar_system( void );

That's a horrid function name to polute the global namespace, please be
more "unique".




>  
>  #endif
> diff --git a/drivers/staging/unisys/uislib/uislib.c b/drivers/staging/unisys/uislib/uislib.c
> index 8ea9c46..aa60ccb 100644
> --- a/drivers/staging/unisys/uislib/uislib.c
> +++ b/drivers/staging/unisys/uislib/uislib.c
> @@ -1,6 +1,6 @@
>  /* uislib.c
>   *
> - * Copyright � 2010 - 2013 UNISYS CORPORATION
> + * Copyright © 2010 - 2013 UNISYS CORPORATION
>   * All rights reserved.
>   *
>   * This program is free software; you can redistribute it and/or modify
> @@ -2276,6 +2276,11 @@
>  static int __init
>  uislib_mod_init(void)
>  {
> +	/* check for s-Par support */
> +	if( !is_spar_system() ) {
> +		printk( "s-Par not detected.\n" );
> +		return -EPERM;
> +	}

Always run your patches through scripts/checkpatch.pl so I don't reject
them for the things it points out...


thanks,

greg k-h