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[5.15,2/3] can: m_can: make custom bittiming fields const

Message ID a5f7f14b1122056399484f2a8e16bd4d7de6e15e.1639990483.git.matthias.schiffer@ew.tq-group.com (mailing list archive)
State Awaiting Upstream
Delegated to: Netdev Maintainers
Headers show
Series m_can_pci bit timings for Elkhart Lake | expand

Checks

Context Check Description
netdev/tree_selection success Guessing tree name failed - patch did not apply

Commit Message

Matthias Schiffer Dec. 20, 2021, 9:22 a.m. UTC 
commit ea22ba40debee29ee7257c42002409899e9311c1 upstream.

The assigned timing structs will be defined a const anyway, so we can
avoid a few casts by declaring the struct fields as const as well.

Link: https://lore.kernel.org/all/4508fa4e639164b2584c49a065d90c78a91fa568.1636967198.git.matthias.schiffer@ew.tq-group.com
Signed-off-by: Matthias Schiffer <matthias.schiffer@ew.tq-group.com>
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
---
 drivers/net/can/m_can/m_can.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/can/m_can/m_can.h b/drivers/net/can/m_can/m_can.h
index ad063b101411..2c5d40997168 100644
--- a/drivers/net/can/m_can/m_can.h
+++ b/drivers/net/can/m_can/m_can.h
@@ -85,8 +85,8 @@  struct m_can_classdev {
 	struct sk_buff *tx_skb;
 	struct phy *transceiver;
 
-	struct can_bittiming_const *bit_timing;
-	struct can_bittiming_const *data_timing;
+	const struct can_bittiming_const *bit_timing;
+	const struct can_bittiming_const *data_timing;
 
 	struct m_can_ops *ops;