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hwmon: fix a NULL vs IS_ERR_OR_NULL() check in xgene_hwmon_probe()

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[ Upstream commit 10fce7ebe888fa8c97eee7e317a47e7603e5e78d ]

The devm_memremap() function returns error pointers on error,
it doesn't return NULL.

Fixes: c7cefce03e ("hwmon: (xgene) access mailbox as RAM")
Signed-off-by: Xinghuo Chen <xinghuo.chen@foxmail.com>
Link: https://lore.kernel.org/r/tencent_9AD8E7683EC29CAC97496B44F3F865BA070A@qq.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Xinghuo Chen 2025-03-03 07:57:33 -05:00 • committed by Greg Kroah-Hartman
commit 7a115f431b
1 changed files with 1 additions and 1 deletions
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2
drivers/hwmon/xgene-hwmon.c
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@ -719,7 +719,7 @@ static int xgene_hwmon_probe(struct platform_device *pdev)
goto out;
}
if (!ctx->pcc_comm_addr) {
if (IS_ERR_OR_NULL(ctx->pcc_comm_addr)) {
dev_err(&pdev->dev,
"Failed to ioremap PCC comm region\n");
rc = -ENOMEM;