gustavonihei commented on a change in pull request #3651:
URL: https://github.com/apache/incubator-nuttx/pull/3651#discussion_r625373224
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File path: arch/arm/src/stm32f7/stm32_can.c
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@@ -658,15 +665,16 @@ static int stm32can_setup(FAR struct can_dev_s *dev)
FAR struct stm32_can_s *priv = dev->cd_priv;
int ret;
- caninfo("CAN%d RX0 irq: %d RX1 irq: %d TX irq: %d\n",
+ caninfo("CAN%" PRId8 " RX0 irq: %" PRId8 " RX1 irq: %" PRId8
+ " TX irq: %" PRId8 "\n",
Review comment:
```suggestion
caninfo("CAN%" PRIu8 " RX0 irq: %" PRIu8 " RX1 irq: %" PRIu8
" TX irq: %" PRIu8 "\n",
```
`port`, `canrx` and `cantx` are of type `uint8_t`
```
uint8_t port; /* CAN port number (1 or 2) */
uint8_t canrx[2]; /* CAN RX FIFO 0/1 IRQ number */
uint8_t cantx; /* CAN TX IRQ number */
```
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