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can: m_can: Use u32 for putidx

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putidx is not an integer normally, it is an unsigned field used in
hardware registers. Use a u32 for it.

Signed-off-by: Markus Schneider-Pargmann <msp@baylibre.com>
Reviewed-by: Simon Horman <simon.horman@corigine.com>
Link: https://lore.kernel.org/all/20240207093220.2681425-9-msp@baylibre.com
Signed-off-by: Marc Kleine-Budde <mkl@pengutronix.de>
This commit is contained in:
Markus Schneider-Pargmann 2024-02-07 10:32:14 +01:00 committed by Marc Kleine-Budde
parent e55b963e4e
commit 14f0a0a440
1 changed files with 4 additions and 4 deletions
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8
drivers/net/can/m_can/m_can.c
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@ -486,7 +486,7 @@ static void m_can_clean(struct net_device *net)
struct m_can_classdev *cdev = netdev_priv(net);
if (cdev->tx_skb) {
int putidx = 0;
u32 putidx = 0;
net->stats.tx_errors++;
if (cdev->version > 30)
@ -1695,12 +1695,12 @@ static int m_can_close(struct net_device *dev)
return 0;
}
static int m_can_next_echo_skb_occupied(struct net_device *dev, int putidx)
static int m_can_next_echo_skb_occupied(struct net_device *dev, u32 putidx)
{
struct m_can_classdev *cdev = netdev_priv(dev);
/*get wrap around for loopback skb index */
unsigned int wrap = cdev->can.echo_skb_max;
int next_idx;
u32 next_idx;
/* calculate next index */
next_idx = (++putidx >= wrap ? 0 : putidx);
@ -1719,7 +1719,7 @@ static netdev_tx_t m_can_tx_handler(struct m_can_classdev *cdev)
u32 cccr, fdflags;
u32 txfqs;
int err;
int putidx;
u32 putidx;
cdev->tx_skb = NULL;