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@huawei.com>
Signed-off-by: Samuel Zou <zou_wei@huawei.com>
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20200511145042.31223-4-srinivas.kandagatla@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/nvmem/jz4780-efuse.c b/drivers/nvmem/jz4780-efuse.c
index 512e1872ba36843104bf17e3238a574f61a27490..0b01b840edd9fc2efca2ec7c22377665ddb44c9c 100644 (file)
--- 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[] = {