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-rw-r--r--libhw/w5500.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/libhw/w5500.c b/libhw/w5500.c
index 5a9a718..2c130f5 100644
--- a/libhw/w5500.c
+++ b/libhw/w5500.c
@@ -333,10 +333,10 @@ static void w5500_intrhandler(uint gpio, uint32_t LM_UNUSED(event_mask)) {
}
void _w5500_init(struct w5500 *chip,
- implements_spi *spi, uint pin_intr, uint pin_reset,
+ lo_interface spi spi, uint pin_intr, uint pin_reset,
struct net_eth_addr addr) {
assert(chip);
- assert(spi);
+ assert(!LO_IS_NULL(spi));
/* Initialize the data structures. */
*chip = (struct w5500){