[PATCH] i2c: cadence: match return type of wait_for_completion_timeout

[Sören Brinkmann]

On Sun, 2015-02-08 at 07:55AM -0500, Nicholas Mc Guire wrote:
> return type of wait_for_completion_timeout is unsigned long not int. as
> ret is only used for wait_for_completion_timeout anyway the type is simply 
> changed to unsigned long.
> 
> Signed-off-by: Nicholas Mc Guire <hofrat at osadl.org>
Reviewed-by: Sören Brinkmann <soren.brinkmann at xilinx.com>

	Sören