[can-next-rfc 09/16] can: tcan4x5x: tcan4x5x_regmap_write(): remove not needed casts and replace 4 by sizeof

[Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>]

This patch simplifies the tcan4x5x_regmap_write(0 function by removing not
needed casts and replaces hardcoded "4" by appropriate sizeof()s.

Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
---
 drivers/net/can/m_can/tcan4x5x-regmap.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/net/can/m_can/tcan4x5x-regmap.c b/drivers/net/can/m_can/tcan4x5x-regmap.c
index 8f718f4395c3..6345bcb7704f 100644
--- a/drivers/net/can/m_can/tcan4x5x-regmap.c
+++ b/drivers/net/can/m_can/tcan4x5x-regmap.c
@@ -38,10 +38,9 @@ static int tcan4x5x_regmap_gather_write(void *context, const void *reg,
 
 static int tcan4x5x_regmap_write(void *context, const void *data, size_t count)
 {
-	u16 *reg = (u16 *)(data);
-	const u32 *val = data + 4;
-
-	return tcan4x5x_regmap_gather_write(context, reg, 4, val, count - 4);
+	return tcan4x5x_regmap_gather_write(context, data, sizeof(u32),
+					    data + sizeof(u32),
+					    count - sizeof(u32));
 }
 
 static int tcan4x5x_regmap_read(void *context,
-- 
2.29.2