staging iio: fix potential memory leak in lis3l02dq_ring.c

Signed-off-by: Peter Meerwald <pmeerw@pmeerw.net> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
git-mirror · Aug 27, 2012 · d1dc9c1 · d1dc9c1
1 parent 50d4b30
commit d1dc9c1
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/drivers/staging/iio/accel/lis3l02dq_ring.c b/drivers/staging/iio/accel/lis3l02dq_ring.c
@@ -121,8 +121,10 @@ static int lis3l02dq_get_buffer_element(struct iio_dev *indio_dev,
 	if (rx_array == NULL)
 		return -ENOMEM;
 	ret = lis3l02dq_read_all(indio_dev, rx_array);
-	if (ret < 0)
+	if (ret < 0) {
+		kfree(rx_array);
 		return ret;
+	}
 	for (i = 0; i < scan_count; i++)
 		data[i] = combine_8_to_16(rx_array[i*4+1],
 					rx_array[i*4+3]);