linux-kernel - Re: [PATCH 12/12] radio-si476x: Fix incorrect pointer checking

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Date:	Thu, 18 Apr 2013 20:48:15 +0300
From:	Dan Carpenter <dan.carpenter@...cle.com>
To:	Andrey Smirnov <andrew.smirnov@...il.com>
Cc:	sameo@...ux.intel.com, mchehab@...hat.com, hverkuil@...all.nl,
	linux-media@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 12/12] radio-si476x: Fix incorrect pointer checking

On Thu, Apr 18, 2013 at 09:58:38AM -0700, Andrey Smirnov wrote:
> Fix incorrect pointer checking and make some minor code improvements:
> 
> * Remove unnecessary elements from function pointer table(vtable),
>   that includes all the elements that are FM-only, this allows for not
>   checking of the fucntion pointer and calling of the function
>   directly(THe check if the tuner is in FM mode has to be done anyway)
> 
> * Fix incorrect function pointer checking where the code would check one
>   pointer to be non-NULL, but would use other pointer, which would not
>   be checked.
> 
> * Remove code duplication in "si476x_radio_read_rsq_blob" and
>   "si476x_radio_read_rsq_primary_blob".
> 
> * Add some BUG_ON statements for function pointers that should never be NULL
> 
> Signed-off-by: Andrey Smirnov <andrew.smirnov@...il.com>
> Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>

This should be a Reported-by for me, probably.

regards,
dan carpenter

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