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

From: Krzysztof Kozlowski
Date: Wed Sep 02 2020 - 11:16:52 EST


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@xxxxxxxxxx>
---
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 092eaabda238..3524130cf6ee 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