[PATCH] reset: check return value of reset_controller_register()

[Masahiro Yamada]

Currently, reset_controller_register() always return 0, but it would
be better to check its return code.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

 drivers/reset/reset-berlin.c  | 4 +---
 drivers/reset/reset-socfpga.c | 3 +--
 drivers/reset/reset-sunxi.c   | 3 +--
 drivers/reset/reset-zynq.c    | 3 +--
 4 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/reset/reset-berlin.c b/drivers/reset/reset-berlin.c
index 3c922d3..970b1ad 100644
--- a/drivers/reset/reset-berlin.c
+++ b/drivers/reset/reset-berlin.c
@@ -87,9 +87,7 @@ static int berlin2_reset_probe(struct platform_device *pdev)
 	priv->rcdev.of_reset_n_cells = 2;
 	priv->rcdev.of_xlate = berlin_reset_xlate;
 
-	reset_controller_register(&priv->rcdev);
-
-	return 0;
+	return reset_controller_register(&priv->rcdev);
 }
 
 static const struct of_device_id berlin_reset_dt_match[] = {
diff --git a/drivers/reset/reset-socfpga.c b/drivers/reset/reset-socfpga.c
index 1a6c5d6..b7d773d 100644
--- a/drivers/reset/reset-socfpga.c
+++ b/drivers/reset/reset-socfpga.c
@@ -133,9 +133,8 @@ static int socfpga_reset_probe(struct platform_device *pdev)
 	data->rcdev.nr_resets = NR_BANKS * BITS_PER_LONG;
 	data->rcdev.ops = &socfpga_reset_ops;
 	data->rcdev.of_node = pdev->dev.of_node;
-	reset_controller_register(&data->rcdev);
 
-	return 0;
+	return reset_controller_register(&data->rcdev);
 }
 
 static int socfpga_reset_remove(struct platform_device *pdev)
diff --git a/drivers/reset/reset-sunxi.c b/drivers/reset/reset-sunxi.c
index 3d95c87..29ed39d 100644
--- a/drivers/reset/reset-sunxi.c
+++ b/drivers/reset/reset-sunxi.c
@@ -108,9 +108,8 @@ static int sunxi_reset_init(struct device_node *np)
 	data->rcdev.nr_resets = size * 32;
 	data->rcdev.ops = &sunxi_reset_ops;
 	data->rcdev.of_node = np;
-	reset_controller_register(&data->rcdev);
 
-	return 0;
+	return reset_controller_register(&data->rcdev);
 
 err_alloc:
 	kfree(data);
diff --git a/drivers/reset/reset-zynq.c b/drivers/reset/reset-zynq.c
index 89318a5..c6b3cd8 100644
--- a/drivers/reset/reset-zynq.c
+++ b/drivers/reset/reset-zynq.c
@@ -121,9 +121,8 @@ static int zynq_reset_probe(struct platform_device *pdev)
 	priv->rcdev.nr_resets = resource_size(res) / 4 * BITS_PER_LONG;
 	priv->rcdev.ops = &zynq_reset_ops;
 	priv->rcdev.of_node = pdev->dev.of_node;
-	reset_controller_register(&priv->rcdev);
 
-	return 0;
+	return reset_controller_register(&priv->rcdev);
 }
 
 static int zynq_reset_remove(struct platform_device *pdev)
-- 
1.9.1

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