iio: accel: Use iio_push_to_buffers_with_ts() to provide length for runtime checks.

This new function allows us to perform debug checks in the helper to ensure
that the overrun does not occur.  Use it in all the simple cases where
either a static buffer or a structure is used in the drivers.

Reviewed-by: David Lechner <dlechner@baylibre.com>
Link: https://patch.msgid.link/20250413103443.2420727-11-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/accel/adxl355_core.c b/drivers/iio/accel/adxl355_core.c
index e8cd21f..ae949ad 100644 (file)
--- a/drivers/iio/accel/adxl355_core.c
+++ b/drivers/iio/accel/adxl355_core.c
@@ -666,8 +666,8 @@ static irqreturn_t adxl355_trigger_handler(int irq, void *p)
        if (ret)
                goto out_unlock_notify;
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->buffer,
-                                          pf->timestamp);
+       iio_push_to_buffers_with_ts(indio_dev, &data->buffer,
+                                   sizeof(data->buffer), pf->timestamp);
 
 out_unlock_notify:
        mutex_unlock(&data->lock);

diff --git a/drivers/iio/accel/bma180.c b/drivers/iio/accel/bma180.c
index aa664a9..93a8686 100644 (file)
--- a/drivers/iio/accel/bma180.c
+++ b/drivers/iio/accel/bma180.c
@@ -887,7 +887,7 @@ static irqreturn_t bma180_trigger_handler(int irq, void *p)
 
        mutex_unlock(&data->mutex);
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->scan, time_ns);
+       iio_push_to_buffers_with_ts(indio_dev, &data->scan, sizeof(data->scan), time_ns);
 err:
        iio_trigger_notify_done(indio_dev->trig);
 

diff --git a/drivers/iio/accel/bma220_spi.c b/drivers/iio/accel/bma220_spi.c
index 978108f..38f7498 100644 (file)
--- a/drivers/iio/accel/bma220_spi.c
+++ b/drivers/iio/accel/bma220_spi.c
@@ -103,8 +103,8 @@ static irqreturn_t bma220_trigger_handler(int irq, void *p)
        if (ret < 0)
                goto err;
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
-                                          pf->timestamp);
+       iio_push_to_buffers_with_ts(indio_dev, &data->scan, sizeof(data->scan),
+                                   pf->timestamp);
 err:
        mutex_unlock(&data->lock);
        iio_trigger_notify_done(indio_dev->trig);

diff --git a/drivers/iio/accel/bma400_core.c b/drivers/iio/accel/bma400_core.c
index 23f5e1c..85e23ba 100644 (file)
--- a/drivers/iio/accel/bma400_core.c
+++ b/drivers/iio/accel/bma400_core.c
@@ -1591,8 +1591,9 @@ static irqreturn_t bma400_trigger_handler(int irq, void *p)
                data->buffer.temperature = temp;
        }
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->buffer,
-                                          iio_get_time_ns(indio_dev));
+       iio_push_to_buffers_with_ts(indio_dev, &data->buffer,
+                                   sizeof(data->buffer),
+                                   iio_get_time_ns(indio_dev));
 
        mutex_unlock(&data->mutex);
        iio_trigger_notify_done(indio_dev->trig);

diff --git a/drivers/iio/accel/fxls8962af-core.c b/drivers/iio/accel/fxls8962af-core.c
index 48e4282..6d23da3 100644 (file)
--- a/drivers/iio/accel/fxls8962af-core.c
+++ b/drivers/iio/accel/fxls8962af-core.c
@@ -983,8 +983,8 @@ static int fxls8962af_fifo_flush(struct iio_dev *indio_dev)
                               sizeof(data->scan.channels[0]));
                }
 
-               iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
-                                                  tstamp);
+               iio_push_to_buffers_with_ts(indio_dev, &data->scan,
+                                           sizeof(data->scan), tstamp);
 
                tstamp += sample_period;
        }

diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index f2496ca..971b76c 100644 (file)
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -1253,8 +1253,8 @@ static irqreturn_t kxcjk1013_trigger_handler(int irq, void *p)
        if (ret < 0)
                goto err;
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
-                                          data->timestamp);
+       iio_push_to_buffers_with_ts(indio_dev, &data->scan, sizeof(data->scan),
+                                   data->timestamp);
 err:
        iio_trigger_notify_done(indio_dev->trig);
 

diff --git a/drivers/iio/accel/kxsd9.c b/drivers/iio/accel/kxsd9.c
index fb14b87..cfc3126 100644 (file)
--- a/drivers/iio/accel/kxsd9.c
+++ b/drivers/iio/accel/kxsd9.c
@@ -229,9 +229,8 @@ static irqreturn_t kxsd9_trigger_handler(int irq, void *p)
                goto out;
        }
 
-       iio_push_to_buffers_with_timestamp(indio_dev,
-                                          &hw_values,
-                                          iio_get_time_ns(indio_dev));
+       iio_push_to_buffers_with_ts(indio_dev, &hw_values, sizeof(hw_values),
+                                   iio_get_time_ns(indio_dev));
 out:
        iio_trigger_notify_done(indio_dev->trig);
 

diff --git a/drivers/iio/accel/mma7455_core.c b/drivers/iio/accel/mma7455_core.c
index 3074662..a2b5bdf 100644 (file)
--- a/drivers/iio/accel/mma7455_core.c
+++ b/drivers/iio/accel/mma7455_core.c
@@ -103,8 +103,9 @@ static irqreturn_t mma7455_trigger_handler(int irq, void *p)
        if (ret)
                goto done;
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &mma7455->scan,
-                                          iio_get_time_ns(indio_dev));
+       iio_push_to_buffers_with_ts(indio_dev, &mma7455->scan,
+                                   sizeof(mma7455->scan),
+                                   iio_get_time_ns(indio_dev));
 
 done:
        iio_trigger_notify_done(indio_dev->trig);

diff --git a/drivers/iio/accel/mma8452.c b/drivers/iio/accel/mma8452.c
index 05f5482..aba444a 100644 (file)
--- a/drivers/iio/accel/mma8452.c
+++ b/drivers/iio/accel/mma8452.c
@@ -1103,8 +1103,9 @@ static irqreturn_t mma8452_trigger_handler(int irq, void *p)
        if (ret < 0)
                goto done;
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->buffer,
-                                          iio_get_time_ns(indio_dev));
+       iio_push_to_buffers_with_ts(indio_dev, &data->buffer,
+                                   sizeof(data->buffer),
+                                   iio_get_time_ns(indio_dev));
 
 done:
        iio_trigger_notify_done(indio_dev->trig);

diff --git a/drivers/iio/accel/msa311.c b/drivers/iio/accel/msa311.c
index d31c11f..c31c53a 100644 (file)
--- a/drivers/iio/accel/msa311.c
+++ b/drivers/iio/accel/msa311.c
@@ -919,8 +919,8 @@ static irqreturn_t msa311_buffer_thread(int irq, void *p)
 
        mutex_unlock(&msa311->lock);
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &buf,
-                                          iio_get_time_ns(indio_dev));
+       iio_push_to_buffers_with_ts(indio_dev, &buf, sizeof(buf),
+                                   iio_get_time_ns(indio_dev));
 
 notify_done:
        iio_trigger_notify_done(indio_dev->trig);

diff --git a/drivers/iio/accel/mxc4005.c b/drivers/iio/accel/mxc4005.c
index c9c4bab..1075c8c 100644 (file)
--- a/drivers/iio/accel/mxc4005.c
+++ b/drivers/iio/accel/mxc4005.c
@@ -335,8 +335,8 @@ static irqreturn_t mxc4005_trigger_handler(int irq, void *private)
        if (ret < 0)
                goto err;
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
-                                          pf->timestamp);
+       iio_push_to_buffers_with_ts(indio_dev, &data->scan, sizeof(data->scan),
+                                   pf->timestamp);
 
 err:
        iio_trigger_notify_done(indio_dev->trig);

diff --git a/drivers/iio/accel/sca3300.c b/drivers/iio/accel/sca3300.c
index 9b00a3d..1132bba 100644 (file)
--- a/drivers/iio/accel/sca3300.c
+++ b/drivers/iio/accel/sca3300.c
@@ -505,8 +505,9 @@ static irqreturn_t sca3300_trigger_handler(int irq, void *p)
                channels[i++] = val;
        }
 
-       iio_push_to_buffers_with_timestamp(indio_dev, data->buffer,
-                                          iio_get_time_ns(indio_dev));
+       iio_push_to_buffers_with_ts(indio_dev, data->buffer,
+                                   sizeof(data->buffer),
+                                   iio_get_time_ns(indio_dev));
 out:
        iio_trigger_notify_done(indio_dev->trig);
 

diff --git a/drivers/iio/accel/stk8312.c b/drivers/iio/accel/stk8312.c
index d3ff128..dfac2e4 100644 (file)
--- a/drivers/iio/accel/stk8312.c
+++ b/drivers/iio/accel/stk8312.c
@@ -460,8 +460,8 @@ static irqreturn_t stk8312_trigger_handler(int irq, void *p)
        }
        mutex_unlock(&data->lock);
 
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
-                                          pf->timestamp);
+       iio_push_to_buffers_with_ts(indio_dev, &data->scan, sizeof(data->scan),
+                                   pf->timestamp);
 err:
        iio_trigger_notify_done(indio_dev->trig);
 

diff --git a/drivers/iio/accel/stk8ba50.c b/drivers/iio/accel/stk8ba50.c
index e5fed3e..05d4fd5 100644 (file)
--- a/drivers/iio/accel/stk8ba50.c
+++ b/drivers/iio/accel/stk8ba50.c
@@ -340,8 +340,8 @@ static irqreturn_t stk8ba50_trigger_handler(int irq, void *p)
                        data->scan.chans[i++] = ret;
                }
        }
-       iio_push_to_buffers_with_timestamp(indio_dev, &data->scan,
-                                          pf->timestamp);
+       iio_push_to_buffers_with_ts(indio_dev, &data->scan, sizeof(data->scan),
+                                   pf->timestamp);
 err:
        mutex_unlock(&data->lock);
        iio_trigger_notify_done(indio_dev->trig);