From: YueHaibing <yuehaibing@huawei.com>
To: <jic23@kernel.org>, <knaack.h@gmx.de>, <lars@metafoo.de>,
<pmeerw@pmeerw.net>, <denis.ciocca@st.com>, <tglx@linutronix.de>,
<alexios.zavras@intel.com>, <allison@lohutok.net>,
<yuehaibing@huawei.com>, <linus.walleij@linaro.org>,
<ladis@linux-mips.org>
Cc: <linux-iio@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: [PATCH v2 -next] iio: st_accel: Fix unused variable warning
Date: Mon, 11 Nov 2019 11:21:15 +0800 [thread overview]
Message-ID: <20191111032115.3008-1-yuehaibing@huawei.com> (raw)
In-Reply-To: <20191101134741.25108-1-yuehaibing@huawei.com>
drivers/iio/accel/st_accel_core.c:1005:44: warning:
mount_matrix_ext_info defined but not used [-Wunused-const-variable=]
Using stub helper while CONFIG_ACPI is disabled to fix it.
Suggested-by: Ladislav Michl <ladis@linux-mips.org>
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
---
drivers/iio/accel/st_accel_core.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/iio/accel/st_accel_core.c b/drivers/iio/accel/st_accel_core.c
index 7b83764..7320275 100644
--- a/drivers/iio/accel/st_accel_core.c
+++ b/drivers/iio/accel/st_accel_core.c
@@ -992,6 +992,7 @@ static const struct iio_trigger_ops st_accel_trigger_ops = {
#define ST_ACCEL_TRIGGER_OPS NULL
#endif
+#ifdef CONFIG_ACPI
static const struct iio_mount_matrix *
get_mount_matrix(const struct iio_dev *indio_dev,
const struct iio_chan_spec *chan)
@@ -1012,7 +1013,6 @@ static const struct iio_chan_spec_ext_info mount_matrix_ext_info[] = {
static int apply_acpi_orientation(struct iio_dev *indio_dev,
struct iio_chan_spec *channels)
{
-#ifdef CONFIG_ACPI
struct st_sensor_data *adata = iio_priv(indio_dev);
struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
struct acpi_device *adev;
@@ -1140,10 +1140,14 @@ static int apply_acpi_orientation(struct iio_dev *indio_dev,
out:
kfree(buffer.pointer);
return ret;
+}
#else /* !CONFIG_ACPI */
+static int apply_acpi_orientation(struct iio_dev *indio_dev,
+ struct iio_chan_spec *channels)
+{
return 0;
-#endif
}
+#endif
/*
* st_accel_get_settings() - get sensor settings from device name
--
2.7.4
next prev parent reply other threads:[~2019-11-11 3:27 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-01 13:47 [PATCH -next] iio: st_accel: Fix unused variable warning YueHaibing
2019-11-02 10:41 ` Ladislav Michl
2019-11-02 14:08 ` Jonathan Cameron
2019-11-02 20:15 ` Ladislav Michl
2019-11-03 11:01 ` Jonathan Cameron
2019-11-04 1:29 ` Yuehaibing
2019-11-09 11:50 ` Jonathan Cameron
2019-11-11 3:21 ` YueHaibing [this message]
2019-11-16 14:58 ` [PATCH v2 " Jonathan Cameron
2019-11-18 1:41 ` Yuehaibing
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