linux-kernel - soc: mediatek: mtk-svs: fix passing zero to 'PTR

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Date:   Thu, 16 Feb 2023 21:25:43 +0800
From:   Roger Lu <roger.lu@...iatek.com>
To:     Matthias Brugger <matthias.bgg@...il.com>,
        Enric Balletbo Serra <eballetbo@...il.com>,
        Kevin Hilman <khilman@...nel.org>,
        Nicolas Boichat <drinkcat@...gle.com>
CC:     Fan Chen <fan.chen@...iatek.com>, Roger Lu <roger.lu@...iatek.com>,
        Jia-wei Chang <jia-wei.chang@...iatek.com>,
        <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <linux-pm@...r.kernel.org>,
        <Project_Global_Chrome_Upstream_Group@...iatek.com>
Subject: soc: mediatek: mtk-svs: fix passing zero to 'PTR_ERR'

nvmem_cell_get() cannot return NULL so checking for NULL is wrong here.

Signed-off-by: Roger Lu <roger.lu@...iatek.com>
Fixes: 6c7174fd90a4690 ("soc: mediatek: mtk-svs: use svs get efuse common function")
Reported-by: kernel test robot <lkp@...el.com>
Reported-by: Dan Carpenter <error27@...il.com>
Link: https://lore.kernel.org/r/202302160720.N64SWT4l-lkp@intel.com/
---
 drivers/soc/mediatek/mtk-svs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c
index a7eb019b5157..8127fb6d587b 100644
--- a/drivers/soc/mediatek/mtk-svs.c
+++ b/drivers/soc/mediatek/mtk-svs.c
@@ -1726,7 +1726,7 @@ static int svs_get_efuse_data(struct svs_platform *svsp,
 	struct nvmem_cell *cell;
 
 	cell = nvmem_cell_get(svsp->dev, nvmem_cell_name);
-	if (IS_ERR_OR_NULL(cell)) {
+	if (IS_ERR(cell)) {
 		dev_err(svsp->dev, "no \"%s\"? %ld\n",
 			nvmem_cell_name, PTR_ERR(cell));
 		return PTR_ERR(cell);
-- 
2.18.0