iio: at91_adc: Cocci spatch "noderef"

sizeof when applied to a pointer typed expression gives the size of the
pointer.
Found by coccinelle spatch "misc/noderef.cocci"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>

diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
index 6da5ebb25502193f5e8d16b42d0472a7a673eddf..79c53b8e195c5de380b83afde3357d593ed4b1b9 100644 (file)
--- a/drivers/iio/adc/at91_adc.c
+++ b/drivers/iio/adc/at91_adc.c
@@ -279,7 +279,7 @@ static int at91_adc_trigger_init(struct iio_dev *idev)
        int i, ret;
 
        st->trig = devm_kzalloc(&idev->dev,
-                               st->trigger_number * sizeof(st->trig),
+                               st->trigger_number * sizeof(*st->trig),
                                GFP_KERNEL);
 
        if (st->trig == NULL) {