linux-kernel - [PATCH v1 1/7] platform/x86: serial-multi-instantiate: return -ENOENT when no resources found

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Message-Id: <20220709000636.35550-1-andriy.shevchenko@linux.intel.com>
Date:   Sat,  9 Jul 2022 03:06:30 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Hans de Goede <hdegoede@...hat.com>,
        platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [PATCH v1 1/7] platform/x86: serial-multi-instantiate: return -ENOENT when no resources found

Distinguish the case when device is present, but there are no resources.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 drivers/platform/x86/serial-multi-instantiate.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/serial-multi-instantiate.c b/drivers/platform/x86/serial-multi-instantiate.c
index 1e8063b7c169..97db23243018 100644
--- a/drivers/platform/x86/serial-multi-instantiate.c
+++ b/drivers/platform/x86/serial-multi-instantiate.c
@@ -100,7 +100,7 @@ static int smi_spi_probe(struct platform_device *pdev, struct acpi_device *adev,
 	if (ret < 0)
 		return ret;
 	else if (!ret)
-		return -ENODEV;
+		return -ENOENT;
 
 	count = ret;
 
@@ -184,7 +184,7 @@ static int smi_i2c_probe(struct platform_device *pdev, struct acpi_device *adev,
 	if (ret < 0)
 		return ret;
 	else if (!ret)
-		return -ENODEV;
+		return -ENOENT;
 
 	count = ret;
 
-- 
2.35.1