From: Jimmy Assarsson <extja@xxxxxxxxxx> Change return type to void for kvaser_pciefd_transmit_irq(), kvaser_pciefd_receive_irq() and kvaser_pciefd_set_tx_irq(). These functions always return zero. Signed-off-by: Jimmy Assarsson <extja@xxxxxxxxxx> Reviewed-by: Vincent Mailhol <mailhol.vincent@xxxxxxxxxx> Link: https://lore.kernel.org/all/20230529134248.752036-10-extja@xxxxxxxxxx Signed-off-by: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx> --- drivers/net/can/kvaser_pciefd.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c index bf3fa51069a9..feef044c6b0a 100644 --- a/drivers/net/can/kvaser_pciefd.c +++ b/drivers/net/can/kvaser_pciefd.c @@ -338,7 +338,7 @@ static void kvaser_pciefd_disable_err_gen(struct kvaser_pciefd_can *can) spin_unlock_irqrestore(&can->lock, irq); } -static int kvaser_pciefd_set_tx_irq(struct kvaser_pciefd_can *can) +static void kvaser_pciefd_set_tx_irq(struct kvaser_pciefd_can *can) { u32 msk; @@ -349,8 +349,6 @@ static int kvaser_pciefd_set_tx_irq(struct kvaser_pciefd_can *can) KVASER_PCIEFD_KCAN_IRQ_TAR; iowrite32(msk, can->reg_base + KVASER_PCIEFD_KCAN_IEN_REG); - - return 0; } static inline void kvaser_pciefd_set_skb_timestamp(const struct kvaser_pciefd *pcie, @@ -1456,7 +1454,7 @@ static int kvaser_pciefd_read_buffer(struct kvaser_pciefd *pcie, int dma_buf) return res; } -static int kvaser_pciefd_receive_irq(struct kvaser_pciefd *pcie) +static void kvaser_pciefd_receive_irq(struct kvaser_pciefd *pcie) { u32 irq; @@ -1482,10 +1480,9 @@ static int kvaser_pciefd_receive_irq(struct kvaser_pciefd *pcie) dev_err(&pcie->pci->dev, "DMA IRQ error 0x%08X\n", irq); iowrite32(irq, pcie->reg_base + KVASER_PCIEFD_SRB_IRQ_REG); - return 0; } -static int kvaser_pciefd_transmit_irq(struct kvaser_pciefd_can *can) +static void kvaser_pciefd_transmit_irq(struct kvaser_pciefd_can *can) { u32 irq = ioread32(can->reg_base + KVASER_PCIEFD_KCAN_IRQ_REG); @@ -1503,7 +1500,6 @@ static int kvaser_pciefd_transmit_irq(struct kvaser_pciefd_can *can) netdev_err(can->can.dev, "Rx FIFO overflow\n"); iowrite32(irq, can->reg_base + KVASER_PCIEFD_KCAN_IRQ_REG); - return 0; } static irqreturn_t kvaser_pciefd_irq_handler(int irq, void *dev) -- 2.40.1
