linux-kernel - [PATCH] i2c: virtio: Fix the compiler warning when CONFIG

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Message-Id: <4309f869890e70810f2c40a8d60495240e318303.1629333590.git.jie.deng@intel.com>
Date:   Thu, 19 Aug 2021 08:48:41 +0800
From:   Jie Deng <jie.deng@...el.com>
To:     linux-i2c@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        linux-kernel@...r.kernel.org
Cc:     wsa@...nel.org, jie.deng@...el.com, viresh.kumar@...aro.org,
        sfr@...b.auug.org.au, conghui.chen@...el.com
Subject: [PATCH] i2c: virtio: Fix the compiler warning when CONFIG_ACPI is not set

Fix the compiler warning "drivers/i2c/busses/i2c-virtio.c:208:17:
warning: unused variable 'pdev' [-Wunused-variable]" when CONFIG_ACPI
is not set.

Fixes: 8fb12751ac78 ("i2c: virtio: add a virtio i2c frontend driver")
Signed-off-by: Jie Deng <jie.deng@...el.com>
---
 drivers/i2c/busses/i2c-virtio.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/i2c/busses/i2c-virtio.c b/drivers/i2c/busses/i2c-virtio.c
index d3e60d9..964c601 100644
--- a/drivers/i2c/busses/i2c-virtio.c
+++ b/drivers/i2c/busses/i2c-virtio.c
@@ -205,7 +205,6 @@ static const struct i2c_adapter_quirks virtio_i2c_quirks = {
 
 static int virtio_i2c_probe(struct virtio_device *vdev)
 {
-	struct device *pdev = vdev->dev.parent;
 	struct virtio_i2c *vi;
 	int ret;
 
@@ -234,7 +233,7 @@ static int virtio_i2c_probe(struct virtio_device *vdev)
 	 * Setup ACPI node for controlled devices which will be probed through
 	 * ACPI.
 	 */
-	ACPI_COMPANION_SET(&vi->adap.dev, ACPI_COMPANION(pdev));
+	ACPI_COMPANION_SET(&vi->adap.dev, ACPI_COMPANION(vdev->dev.parent));
 
 	ret = i2c_add_adapter(&vi->adap);
 	if (ret)
-- 
2.7.4