linux-kernel - [PATCH 12/21] platform: goldfish: pipe: Return status from "deinit" since "remove" does not do much

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Date:   Fri, 14 Sep 2018 10:51:13 -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 12/21] platform: goldfish: pipe: Return status from "deinit"
 since "remove" does not do much

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

This way deinit will have a chance to report an error.

Signed-off-by: Roman Kiryanov <rkir@...gle.com>
---
 drivers/platform/goldfish/goldfish_pipe_v2.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/drivers/platform/goldfish/goldfish_pipe_v2.c b/drivers/platform/goldfish/goldfish_pipe_v2.c
index ccde28abcb24..7187b2e603d4 100644
--- a/drivers/platform/goldfish/goldfish_pipe_v2.c
+++ b/drivers/platform/goldfish/goldfish_pipe_v2.c
@@ -1193,13 +1193,15 @@ static int goldfish_pipe_device_init(struct platform_device *pdev,
 	return 0;
 }
 
-static void goldfish_pipe_device_deinit(struct platform_device *pdev,
-					struct goldfish_pipe_dev *dev)
+static int goldfish_pipe_device_deinit(struct platform_device *pdev,
+				       struct goldfish_pipe_dev *dev)
 {
 	misc_deregister(&dev->miscdev);
 	tasklet_kill(&dev->irq_tasklet);
 	kfree(dev->pipes);
 	free_page((unsigned long)dev->buffers);
+
+	return 0;
 }
 
 static int goldfish_pipe_probe(struct platform_device *pdev)
@@ -1245,8 +1247,7 @@ static int goldfish_pipe_remove(struct platform_device *pdev)
 {
 	struct goldfish_pipe_dev *dev = platform_get_drvdata(pdev);
 
-	goldfish_pipe_device_deinit(pdev, dev);
-	return 0;
+	return goldfish_pipe_device_deinit(pdev, dev);
 }
 
 static const struct acpi_device_id goldfish_pipe_acpi_match[] = {
-- 
2.19.0.397.gdd90340f6a-goog