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

From: rkir
Date: Fri Sep 14 2018 - 13:52:42 EST


From: Roman Kiryanov <rkir@xxxxxxxxxx>

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

Signed-off-by: Roman Kiryanov <rkir@xxxxxxxxxx>
---
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