linux-kernel - [PATCH v1] mfd:mcp-core.c : Remove redundant driver match function

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Message-Id: <20230319040149.216919-1-sensor1010@163.com>
Date:   Sun, 19 Mar 2023 12:01:49 +0800
From:   Lizhe <sensor1010@....com>
To:     lee@...nel.org
Cc:     linux-kernel@...r.kernel.org, Lizhe <sensor1010@....com>
Subject: [PATCH v1] mfd:mcp-core.c : Remove redundant driver match function

If there is no driver_match function, the driver core assumes that each
candidate pair (driver, device)matches, see driver_match_device()

Signed-off-by: Lizhe <sensor1010@....com>
---
 drivers/mfd/mcp-core.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/drivers/mfd/mcp-core.c b/drivers/mfd/mcp-core.c
index 2fa592c37c6f..281a9369f2b3 100644
--- a/drivers/mfd/mcp-core.c
+++ b/drivers/mfd/mcp-core.c
@@ -20,11 +20,6 @@
 #define to_mcp(d)		container_of(d, struct mcp, attached_device)
 #define to_mcp_driver(d)	container_of(d, struct mcp_driver, drv)
 
-static int mcp_bus_match(struct device *dev, struct device_driver *drv)
-{
-	return 1;
-}
-
 static int mcp_bus_probe(struct device *dev)
 {
 	struct mcp *mcp = to_mcp(dev);
@@ -43,7 +38,6 @@ static void mcp_bus_remove(struct device *dev)
 
 static struct bus_type mcp_bus_type = {
 	.name		= "mcp",
-	.match		= mcp_bus_match,
 	.probe		= mcp_bus_probe,
 	.remove		= mcp_bus_remove,
 };
-- 
2.34.1