linux-kernel - [PATCH] hwrng: starfive - Fix dev_err

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Date:   Mon, 20 Nov 2023 23:11:21 +0800
From:   Jia Jie Ho <jiajie.ho@...rfivetech.com>
To:     Olivia Mackall <olivia@...enic.com>,
        Herbert Xu <herbert@...dor.apana.org.au>
CC:     <linux-crypto@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH] hwrng: starfive - Fix dev_err_probe return error

Current dev_err_probe will return 0 instead of proper error code if
driver failed to get irq number. Fix the return err code.

Signed-off-by: Jia Jie Ho <jiajie.ho@...rfivetech.com>
Reported-by: kernel test robot <lkp@...el.com>
Reported-by: Dan Carpenter <error27@...il.com>
Closes: https://lore.kernel.org/r/202311160649.3GhKCfhd-lkp@intel.com/
---
 drivers/char/hw_random/jh7110-trng.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/hw_random/jh7110-trng.c b/drivers/char/hw_random/jh7110-trng.c
index 38474d48a25e..b1f94e3c0c6a 100644
--- a/drivers/char/hw_random/jh7110-trng.c
+++ b/drivers/char/hw_random/jh7110-trng.c
@@ -300,7 +300,7 @@ static int starfive_trng_probe(struct platform_device *pdev)
 	ret = devm_request_irq(&pdev->dev, irq, starfive_trng_irq, 0, pdev->name,
 			       (void *)trng);
 	if (ret)
-		return dev_err_probe(&pdev->dev, irq,
+		return dev_err_probe(&pdev->dev, ret,
 				     "Failed to register interrupt handler\n");
 
 	trng->hclk = devm_clk_get(&pdev->dev, "hclk");
-- 
2.34.1