linux-kernel - [PATCH 17/21] platform: goldfish: pipe: Add a dedicated constant for the device name

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Message-Id: <20180914175122.21036-17-rkir@google.com>
Date:   Fri, 14 Sep 2018 10:51:18 -0700
From:   rkir@...gle.com
To:     gregkh@...uxfoundation.org
Cc:     tkjos@...gle.com, linux-kernel@...r.kernel.org,
        Roman Kiryanov <rkir@...gle.com>
Subject: [PATCH 17/21] platform: goldfish: pipe: Add a dedicated constant for
 the device name

From: Roman Kiryanov <rkir@...gle.com>

Create a constant to refer to the device name instead if several copies
of a string.

Signed-off-by: Roman Kiryanov <rkir@...gle.com>
---
 drivers/platform/goldfish/goldfish_pipe.h    | 2 ++
 drivers/platform/goldfish/goldfish_pipe_v2.c | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/goldfish/goldfish_pipe.h b/drivers/platform/goldfish/goldfish_pipe.h
index 41e831f59eff..178efcf52d22 100644
--- a/drivers/platform/goldfish/goldfish_pipe.h
+++ b/drivers/platform/goldfish/goldfish_pipe.h
@@ -16,6 +16,8 @@
 #ifndef GOLDFISH_PIPE_H
 #define GOLDFISH_PIPE_H
 
+#define DEVICE_NAME "goldfish_pipe"
+
 struct goldfish_pipe_dev_base {
 	/* the destructor, the pointer is set in init */
 	int (*deinit)(void *pipe_dev, struct platform_device *pdev);
diff --git a/drivers/platform/goldfish/goldfish_pipe_v2.c b/drivers/platform/goldfish/goldfish_pipe_v2.c
index e3358c682562..2332aa4bfcea 100644
--- a/drivers/platform/goldfish/goldfish_pipe_v2.c
+++ b/drivers/platform/goldfish/goldfish_pipe_v2.c
@@ -1109,7 +1109,7 @@ static void init_miscdevice(struct miscdevice *miscdev)
 	memset(miscdev, 0, sizeof(*miscdev));
 
 	miscdev->minor = MISC_DYNAMIC_MINOR;
-	miscdev->name = "goldfish_pipe";
+	miscdev->name = DEVICE_NAME;
 	miscdev->fops = &goldfish_pipe_fops;
 }
 
@@ -1140,7 +1140,7 @@ int goldfish_pipe_device_v2_init(struct platform_device *pdev,
 
 	err = devm_request_irq(&pdev->dev, irq,
 			       goldfish_pipe_interrupt,
-			       IRQF_SHARED, "goldfish_pipe", dev);
+			       IRQF_SHARED, DEVICE_NAME, dev);
 	if (err) {
 		dev_err(&pdev->dev, "unable to allocate IRQ for v2\n");
 		return err;
-- 
2.19.0.397.gdd90340f6a-goog