linux-kernel - [RFC PATCH 29/57] drivers: stm: Use class_find_device_by

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Date:   Mon,  3 Jun 2019 16:49:55 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, rafael@...nel.org,
        suzuki.poulose@....com,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>
Subject: [RFC PATCH 29/57] drivers: stm: Use class_find_device_by_name() helper

Use the new class_find_device_by_name() helper.

Cc: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
Cc: Maxime Coquelin <mcoquelin.stm32@...il.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
---
 drivers/hwtracing/stm/core.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/hwtracing/stm/core.c b/drivers/hwtracing/stm/core.c
index e55b902..e110958 100644
--- a/drivers/hwtracing/stm/core.c
+++ b/drivers/hwtracing/stm/core.c
@@ -89,13 +89,6 @@ static struct class stm_class = {
 	.dev_groups	= stm_groups,
 };
 
-static int stm_dev_match(struct device *dev, const void *data)
-{
-	const char *name = data;
-
-	return sysfs_streq(name, dev_name(dev));
-}
-
 /**
  * stm_find_device() - find stm device by name
  * @buf:	character buffer containing the name
@@ -116,7 +109,7 @@ struct stm_device *stm_find_device(const char *buf)
 	if (!stm_core_up)
 		return NULL;
 
-	dev = class_find_device(&stm_class, NULL, buf, stm_dev_match);
+	dev = class_find_device_by_name(&stm_class, NULL, buf);
 	if (!dev)
 		return NULL;
 
-- 
2.7.4