From 1b5e69f6b66b74be7129e90b698a6f893bb1b36a Mon Sep 17 00:00:00 2001
From: Thierry Reding <treding@nvidia.com>
Date: Mon, 30 Apr 2018 09:38:14 +0200
Subject: [PATCH 1580/1795] gpio: pca953x: Use of_device_get_match_data()

Use of_device_get_match_data() instead of open-coding it.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
(cherry picked from commit 67bab9353391f65a497442b1f9f920d452790c5a)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
 drivers/gpio/gpio-pca953x.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/drivers/gpio/gpio-pca953x.c b/drivers/gpio/gpio-pca953x.c
index c8bfd4acb40d..6d202acf853e 100644
--- a/drivers/gpio/gpio-pca953x.c
+++ b/drivers/gpio/gpio-pca953x.c
@@ -810,13 +810,11 @@ static int pca953x_probe(struct i2c_client *client,
 		chip->driver_data = i2c_id->driver_data;
 	} else {
 		const struct acpi_device_id *acpi_id;
-		const struct of_device_id *match;
+		struct device *dev = &client->dev;
 
-		match = of_match_device(pca953x_dt_ids, &client->dev);
-		if (match) {
-			chip->driver_data = (int)(uintptr_t)match->data;
-		} else {
-			acpi_id = acpi_match_device(pca953x_acpi_ids, &client->dev);
+		chip->driver_data = (uintptr_t)of_device_get_match_data(dev);
+		if (!chip->driver_data) {
+			acpi_id = acpi_match_device(pca953x_acpi_ids, dev);
 			if (!acpi_id) {
 				ret = -ENODEV;
 				goto err_exit;
-- 
2.19.0