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power: reset: xgene-reboot: Fix a NULL vs IS_ERR() test

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The devm_platform_ioremap_resource() function returns error points.  It
never returns NULL.  Update the check accordingly.

Fixes: 7ddfd33c6e ("power: reset: xgene-reboot: Use devm_platform_ioremap_resource() helper")
Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org>
Acked-by: Andrew Davis <afd@ti.com>
Link: https://lore.kernel.org/r/fe1b90d0-7234-4e03-accc-69a119f6a7eb@moroto.mountain
Signed-off-by: Sebastian Reichel <sebastian.reichel@collabora.com>
This commit is contained in:
Dan Carpenter
2024-02-20 12:02:22 +03:00
committed by Sebastian Reichel
parent a9b254892c
commit 62f4b33bf2
1 changed files with 2 additions and 2 deletions
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4
drivers/power/reset/xgene-reboot.c
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@@ -51,9 +51,9 @@ static int xgene_reboot_probe(struct platform_device *pdev)
return -ENOMEM;
ctx->csr = devm_platform_ioremap_resource(pdev, 0);
if (!ctx->csr) {
if (IS_ERR(ctx->csr)) {
dev_err(dev, "can not map resource\n");
return -ENODEV;
return PTR_ERR(ctx->csr);
}
if (of_property_read_u32(dev->of_node, "mask", &ctx->mask))