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Date:   Sat, 31 Oct 2020 11:30:42 +0800
From:   YueHaibing <yuehaibing@...wei.com>
To:     <broonie@...nel.org>, <bbrezillon@...nel.org>,
        <frieder.schrempf@...eet.de>
CC:     <linux-spi@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        YueHaibing <yuehaibing@...wei.com>
Subject: [PATCH] spi: spi-mem: Fix passing zero to 'PTR_ERR' warning

Fix smatch warning:

drivers/spi/spi-mem.c:746 spi_mem_probe() warn: passing zero to 'PTR_ERR'

Fixes: 5d27a9c8ea9e ("spi: spi-mem: Extend the SPI mem interface to set a custom memory name")
Signed-off-by: YueHaibing <yuehaibing@...wei.com>
---
 drivers/spi/spi-mem.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/spi/spi-mem.c b/drivers/spi/spi-mem.c
index ef53290b7d24..a1b4d085834a 100644
--- a/drivers/spi/spi-mem.c
+++ b/drivers/spi/spi-mem.c
@@ -743,7 +743,7 @@ static int spi_mem_probe(struct spi_device *spi)
 		mem->name = dev_name(&spi->dev);
 
 	if (IS_ERR_OR_NULL(mem->name))
-		return PTR_ERR(mem->name);
+		return PTR_ERR_OR_ZERO(mem->name);
 
 	spi_set_drvdata(spi, mem);
 
-- 
2.17.1

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