On Tue, Mar 13, 2012 at 1:50 PM, Jean Delvare <kh...@linux-fr.org> wrote:
> struct dvb_usb_device *d can never be NULL so don't waste time
> checking for this.
>
> Rationale: the urb's context is set when usb_fill_bulk_urb() is called
> in dib0700_rc_setup(), and never changes after that. d is dereferenced
> unconditionally in dib0700_rc_setup() so it can't be NULL or the
> driver would crash right away.
>
> Signed-off-by: Jean Delvare <kh...@linux-fr.org>
> Cc: Mauro Carvalho Chehab <mche...@infradead.org>
> Cc: Devin Heitmueller <dheitmuel...@kernellabs.com>
> ---
> Devin, am I missing something?

I think this was just a case of defensive coding where I didn't want
to dereference something without validating the pointer first (out of
fear that it got called through some other code path that I didn't
consider).

Devin

-- 
Devin J. Heitmueller - Kernel Labs
http://www.kernellabs.com
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