diff options
| author | Martin Jocic <[email protected]> | 2024-06-14 17:15:22 +0200 |
|---|---|---|
| committer | Marc Kleine-Budde <[email protected]> | 2024-06-21 09:45:28 +0200 |
| commit | cebfebefaa012afbe49ad5e4d6bb97d573beb32d (patch) | |
| tree | 5b14039df2c5daa05efa895ba35a72ad822444cf | |
| parent | 0132a05df1e0119286f51bf757759a7f8e6edaa5 (diff) | |
can: kvaser_pciefd: Add unlikely
Use unlikely for some unexpected errors.
Signed-off-by: Martin Jocic <[email protected]>
Link: https://lore.kernel.org/all/[email protected]
Signed-off-by: Marc Kleine-Budde <[email protected]>
| -rw-r--r-- | drivers/net/can/kvaser_pciefd.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/net/can/kvaser_pciefd.c b/drivers/net/can/kvaser_pciefd.c index 3d40d7b3d64c..b08084b0a95b 100644 --- a/drivers/net/can/kvaser_pciefd.c +++ b/drivers/net/can/kvaser_pciefd.c @@ -1619,7 +1619,7 @@ static int kvaser_pciefd_read_packet(struct kvaser_pciefd *pcie, int *start_pos, /* Position does not point to the end of the package, * corrupted packet size? */ - if ((*start_pos + size) != pos) + if (unlikely((*start_pos + size) != pos)) return -EIO; /* Point to the next packet header, if any */ @@ -1658,10 +1658,10 @@ static void kvaser_pciefd_receive_irq(struct kvaser_pciefd *pcie) KVASER_PCIEFD_SRB_ADDR(pcie) + KVASER_PCIEFD_SRB_CMD_REG); } - if (irq & KVASER_PCIEFD_SRB_IRQ_DOF0 || - irq & KVASER_PCIEFD_SRB_IRQ_DOF1 || - irq & KVASER_PCIEFD_SRB_IRQ_DUF0 || - irq & KVASER_PCIEFD_SRB_IRQ_DUF1) + if (unlikely(irq & KVASER_PCIEFD_SRB_IRQ_DOF0 || + irq & KVASER_PCIEFD_SRB_IRQ_DOF1 || + irq & KVASER_PCIEFD_SRB_IRQ_DUF0 || + irq & KVASER_PCIEFD_SRB_IRQ_DUF1)) dev_err(&pcie->pci->dev, "DMA IRQ error 0x%08X\n", irq); iowrite32(irq, KVASER_PCIEFD_SRB_ADDR(pcie) + KVASER_PCIEFD_SRB_IRQ_REG); |