[PATCH] nvmem: uniphier-efuse: fix ptr_ret.cocci warnings

From: kbuild test robot
Date: Sat Mar 03 2018 - 19:47:51 EST


From: Fengguang Wu <fengguang.wu@xxxxxxxxx>

drivers/nvmem/uniphier-efuse.c:64:1-3: WARNING: PTR_ERR_OR_ZERO can be used


Use PTR_ERR_OR_ZERO rather than if(IS_ERR(...)) + PTR_ERR

Generated by: scripts/coccinelle/api/ptr_ret.cocci

Fixes: d562efb89f70 ("nvmem: uniphier-efuse: Convert to use devm_nvmem_register()")
CC: Andrey Smirnov <andrew.smirnov@xxxxxxxxx>
Signed-off-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
---

uniphier-efuse.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)

--- a/drivers/nvmem/uniphier-efuse.c
+++ b/drivers/nvmem/uniphier-efuse.c
@@ -61,10 +61,7 @@ static int uniphier_efuse_probe(struct p
econfig.priv = priv;
econfig.dev = dev;
nvmem = devm_nvmem_register(dev, &econfig);
- if (IS_ERR(nvmem))
- return PTR_ERR(nvmem);
-
- return 0;
+ return PTR_ERR_OR_ZERO(nvmem);
}

static const struct of_device_id uniphier_efuse_of_match[] = {