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Preparation for task #14369: Define ways to work with a netif having multiple ports

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Let ethernet_input() fill in pbuf's if_idx (if not already set by driver or an L2 bridge)
This commit is contained in:
Dirk Ziegelmeier 2017-02-23 16:36:40 +01:00
parent 0eeb10d4bb
commit 0a7734cf64
1 changed files with 4 additions and 0 deletions
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4
src/netif/ethernet.c
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@ -94,6 +94,10 @@ ethernet_input(struct pbuf *p, struct netif *netif)
goto free_and_return; goto free_and_return;
} }
if (p->if_idx == NETIF_NO_INDEX) {
p->if_idx = netif_get_index(netif);
}
/* points to packet payload, which starts with an Ethernet header */ /* points to packet payload, which starts with an Ethernet header */
ethhdr = (struct eth_hdr *)p->payload; ethhdr = (struct eth_hdr *)p->payload;
LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE,