[PATCH 4/4] crypto: allwinner/sun8i - Simplify with dev_err_probe()

Krzysztof Kozlowski krzk at kernel.org
Wed Sep 2 11:05:30 EDT 2020


Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and the error value gets printed.

Signed-off-by: Krzysztof Kozlowski <krzk at kernel.org>
---
 drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c | 9 +++------
 drivers/crypto/allwinner/sun8i-ss/sun8i-ss-core.c | 9 +++------
 2 files changed, 6 insertions(+), 12 deletions(-)

diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
index 138759dc8190..e3c62051c595 100644
--- a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
+++ b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-core.c
@@ -573,12 +573,9 @@ static int sun8i_ce_probe(struct platform_device *pdev)
 		return irq;
 
 	ce->reset = devm_reset_control_get(&pdev->dev, NULL);
-	if (IS_ERR(ce->reset)) {
-		if (PTR_ERR(ce->reset) == -EPROBE_DEFER)
-			return PTR_ERR(ce->reset);
-		dev_err(&pdev->dev, "No reset control found\n");
-		return PTR_ERR(ce->reset);
-	}
+	if (IS_ERR(ce->reset))
+		return dev_err_probe(&pdev->dev, PTR_ERR(ce->reset),
+				     "No reset control found\n");
 
 	mutex_init(&ce->mlock);
 
diff --git a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-core.c b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-core.c
index 9a23515783a6..576df8c8df51 100644
--- a/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-core.c
+++ b/drivers/crypto/allwinner/sun8i-ss/sun8i-ss-core.c
@@ -545,12 +545,9 @@ static int sun8i_ss_probe(struct platform_device *pdev)
 		return irq;
 
 	ss->reset = devm_reset_control_get(&pdev->dev, NULL);
-	if (IS_ERR(ss->reset)) {
-		if (PTR_ERR(ss->reset) == -EPROBE_DEFER)
-			return PTR_ERR(ss->reset);
-		dev_err(&pdev->dev, "No reset control found\n");
-		return PTR_ERR(ss->reset);
-	}
+	if (IS_ERR(ss->reset))
+		return dev_err_probe(&pdev->dev, PTR_ERR(ss->reset),
+				     "No reset control found\n");
 
 	mutex_init(&ss->mlock);
 
-- 
2.17.1




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