fpga: of-fpga-region: Use platform_set_drvdata

Use platform_set_drvdata rather than dev_set_drvdata
to match the platform_get_drvdata in the _remove()
function of the platform driver.
Signed-off-by: Moritz Fischer <mdf@kernel.org>
Acked-by: Alan Tull <atull@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/fpga/of-fpga-region.c

@@ -421,7 +421,7 @@ static int of_fpga_region_probe(struct platform_device *pdev)
 		goto eprobe_mgr_put;
 
 	of_platform_populate(np, fpga_region_of_match, NULL, &region->dev);
-	dev_set_drvdata(dev, region);
+	platform_set_drvdata(pdev, region);
 
 	dev_info(dev, "FPGA Region probed\n");