netdev - [PATCH net 3/4] can: m_can: make custom bittiming fields const

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Date:   Mon, 15 Nov 2021 10:18:51 +0100
From:   Matthias Schiffer <matthias.schiffer@...tq-group.com>
To:     Chandrasekar Ramakrishnan <rcsekar@...sung.com>,
        Wolfgang Grandegger <wg@...ndegger.com>,
        Marc Kleine-Budde <mkl@...gutronix.de>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        "Felipe Balbi (Intel)" <balbi@...nel.org>,
        Jarkko Nikula <jarkko.nikula@...ux.intel.com>,
        linux-can@...r.kernel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Matthias Schiffer <matthias.schiffer@...tq-group.com>
Subject: [PATCH net 3/4] can: m_can: make custom bittiming fields const

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.

Signed-off-by: Matthias Schiffer <matthias.schiffer@...tq-group.com>
---
 drivers/net/can/m_can/m_can.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

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;
 
-- 
2.17.1