etharp: fix using ARP_TABLE_SIZE >= 0x80

This commit is contained in:
Simon Goldschmidt 2018-07-05 09:13:28 +02:00
parent 2bd1e313b9
commit 596f742066

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@ -125,8 +125,8 @@ static netif_addr_idx_t etharp_cached_entry;
/* Check for maximum ARP_TABLE_SIZE */ /* Check for maximum ARP_TABLE_SIZE */
#if (ARP_TABLE_SIZE > 0x7f) #if (ARP_TABLE_SIZE > NETIF_ADDR_IDX_MAX)
#error "ARP_TABLE_SIZE must fit in an s8_t, you have to reduce it in your lwipopts.h" #error "ARP_TABLE_SIZE must fit in an s16_t, you have to reduce it in your lwipopts.h"
#endif #endif