compare_ether_header (9) Linux Manual Page
compare_ether_header – Compare two Ethernet headers
Synopsis
unsigned long compare_ether_header(const void *a, const void *b);Arguments
a
-
- Pointer to Ethernet header
b
- Pointer to Ethernet header
Description
Compare two Ethernet headers, returns 0 if equal. This assumes that the network header (i.e., IP header) is 4-byte aligned OR the platform can handle unaligned access. This is the case for all packets coming into netif_receive_skb or similar entry points.