Messages in this thread Patch in this message | | | From | Krzysztof Kozlowski <> | Subject | [PATCH] hwrng: cctrn - Simplify with dev_err_probe() | Date | Wed, 26 Aug 2020 17:32:33 +0200 |
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Common pattern of handling deferred probe can be simplified with dev_err_probe(). Less code and also it prints the error value.
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- drivers/char/hw_random/cctrng.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/char/hw_random/cctrng.c b/drivers/char/hw_random/cctrng.c index 619148fb2dc9..7a293f2147a0 100644 --- a/drivers/char/hw_random/cctrng.c +++ b/drivers/char/hw_random/cctrng.c @@ -463,11 +463,10 @@ static int cc_trng_clk_init(struct cctrng_drvdata *drvdata) int rc = 0; clk = devm_clk_get_optional(dev, NULL); - if (IS_ERR(clk)) { - if (PTR_ERR(clk) != -EPROBE_DEFER) - dev_err(dev, "Error getting clock: %pe\n", clk); - return PTR_ERR(clk); - } + if (IS_ERR(clk)) + return dev_err_probe(dev, PTR_ERR(clk), + "Error getting clock\n"); + drvdata->clk = clk; rc = clk_prepare_enable(drvdata->clk); -- 2.17.1
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