linux-kernel - [PATCH -next] nvmem: jz4780-efuse: Use PTR_ERR_OR

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Date:   Wed, 6 May 2020 16:19:37 +0800
From:   Samuel Zou <zou_wei@...wei.com>
To:     <srinivas.kandagatla@...aro.org>
CC:     <linux-kernel@...r.kernel.org>, Samuel Zou <zou_wei@...wei.com>
Subject: [PATCH -next] nvmem: jz4780-efuse: Use PTR_ERR_OR_ZERO() to simplify code

Fixes coccicheck warning:

drivers/nvmem/jz4780-efuse.c:214:1-3: WARNING: PTR_ERR_OR_ZERO can be used

Reported-by: Hulk Robot <hulkci@...wei.com>
Signed-off-by: Samuel Zou <zou_wei@...wei.com>
---
 drivers/nvmem/jz4780-efuse.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/drivers/nvmem/jz4780-efuse.c b/drivers/nvmem/jz4780-efuse.c
index 512e187..0b01b84 100644
--- a/drivers/nvmem/jz4780-efuse.c
+++ b/drivers/nvmem/jz4780-efuse.c
@@ -211,10 +211,8 @@ static int jz4780_efuse_probe(struct platform_device *pdev)
 	cfg.priv = efuse;
 
 	nvmem = devm_nvmem_register(dev, &cfg);
-	if (IS_ERR(nvmem))
-		return PTR_ERR(nvmem);
 
-	return 0;
+	return PTR_ERR_OR_ZERO(nvmem);
 }
 
 static const struct of_device_id jz4780_efuse_match[] = {
-- 
2.6.2