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Subject[PATCH] ACPI: nfit: return -ENODEV if fail to find NFIT at startup
Date
From: Ocean He <hehy1@lenovo.com>

In the beginning of acpi_nfit_add, if fail to find NFIT table then should
return -ENODEV, instead of 0.

Signed-off-by: Ocean He <hehy1@lenovo.com>
---
drivers/acpi/nfit/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
index 7c47900..1790d7c 100644
--- a/drivers/acpi/nfit/core.c
+++ b/drivers/acpi/nfit/core.c
@@ -3355,7 +3355,7 @@ static int acpi_nfit_add(struct acpi_device *adev)
if (ACPI_FAILURE(status)) {
/* This is ok, we could have an nvdimm hotplugged later */
dev_dbg(dev, "failed to find NFIT at startup\n");
- return 0;
+ return -ENODEV;
}

rc = devm_add_action_or_reset(dev, acpi_nfit_put_table, tbl);
--
1.8.3.1
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