[PATCH v2 3/4] crypto: stm32-hash - Simplify with dev_err_probe()

Krzysztof Kozlowski krzk at kernel.org
Thu Sep 10 15:29:18 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>

---

Changes since v1:
1. None
---
 drivers/crypto/stm32/stm32-hash.c | 11 +++--------
 1 file changed, 3 insertions(+), 8 deletions(-)

diff --git a/drivers/crypto/stm32/stm32-hash.c b/drivers/crypto/stm32/stm32-hash.c
index e84330f247d9..e3e25278a970 100644
--- a/drivers/crypto/stm32/stm32-hash.c
+++ b/drivers/crypto/stm32/stm32-hash.c
@@ -1464,14 +1464,9 @@ static int stm32_hash_probe(struct platform_device *pdev)
 	}
 
 	hdev->clk = devm_clk_get(&pdev->dev, NULL);
-	if (IS_ERR(hdev->clk)) {
-		if (PTR_ERR(hdev->clk) != -EPROBE_DEFER) {
-			dev_err(dev, "failed to get clock for hash (%lu)\n",
-				PTR_ERR(hdev->clk));
-		}
-
-		return PTR_ERR(hdev->clk);
-	}
+	if (IS_ERR(hdev->clk))
+		return dev_err_probe(dev, PTR_ERR(hdev->clk),
+				     "failed to get clock for hash\n");
 
 	ret = clk_prepare_enable(hdev->clk);
 	if (ret) {
-- 
2.17.1




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