[PATCH] dmaengine: zynqmp_dma: fix error return code in zynqmp_dma_chan_probe()

[Sören Brinkmann]

On Fri, 2017-06-30 at 02:42:47 -0500, Gustavo A. R. Silva wrote:
> Print error message and propagate the return value of
> platform_get_irq on failure.
> 
> Signed-off-by: Gustavo A. R. Silva <garsilva at embeddedor.com>
Reviewed-by: Sören Brinkmann <soren.brinkmann at xilinx.com>

	Sören