linux-kernel - [RFC PATCH 39/57] drivers: mux: Use class_find_device_by_of

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Date:   Mon,  3 Jun 2019 16:50:05 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, rafael@...nel.org,
        suzuki.poulose@....com, Peter Rosin <peda@...ntia.se>
Subject: [RFC PATCH 39/57] drivers: mux: Use class_find_device_by_of_node helper

Use the generic helper to find a device matching the of_node.

Cc: Peter Rosin <peda@...ntia.se>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
---
 drivers/mux/core.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/mux/core.c b/drivers/mux/core.c
index d1271c1..3591e40 100644
--- a/drivers/mux/core.c
+++ b/drivers/mux/core.c
@@ -405,18 +405,12 @@ int mux_control_deselect(struct mux_control *mux)
 }
 EXPORT_SYMBOL_GPL(mux_control_deselect);
 
-static int of_dev_node_match(struct device *dev, const void *data)
-{
-	return dev->of_node == data;
-}
-
 /* Note this function returns a reference to the mux_chip dev. */
 static struct mux_chip *of_find_mux_chip_by_node(struct device_node *np)
 {
 	struct device *dev;
 
-	dev = class_find_device(&mux_class, NULL, np, of_dev_node_match);
-
+	dev = class_find_device_by_of_node(&mux_class, NULL, np);
 	return dev ? to_mux_chip(dev) : NULL;
 }
 
-- 
2.7.4