[PATCH] clk: Do not dereference potential NULL pointer

[Thierry Reding]

On Thu, Oct 31, 2013 at 11:22:33AM -0700, Mike Turquette wrote:
> Quoting Thierry Reding (2013-10-31 05:03:56)
> > A NULL pointer may be passed to _clk_register() for the dev parameter
> > (via clk_register()). Make sure not to dereference it before checking
> > that it's valid.
> > 
> > Signed-off-by: Thierry Reding <treding at nvidia.com>
> 
> Hi Thierry,
> 
> I saw Olof's fix first so I took that and applied your Ack.

Perhaps we need a new kind of tag. Something like Also-by: =)

Thierry
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