The minimum size of ethernet frame is 512 bits (64 octets).
It is required for correct CSMA/CD protocol operation.
(ref: 4.2.3.3 and 4.4.2, IEEE Std 802.3-2018)
dev_validate_header() in linux/net/packet/af_packet.c checks the frame size
and sendto() returns EINVAL if it returns false.
Change-Id: If42738cb796e4827ae396bc1b4f596c2c498bf65
Signed-off-by: Cheoleun Moon <chleun.moon@samsung.com>
unsigned char s_IPaddr[IP_ADDRESS_LENGTH]; /* sender IP address */
unsigned char t_hwaddr[MAC_ADDRESS_LENGTH]; /* target hardware address */
unsigned char t_IPaddr[IP_ADDRESS_LENGTH]; /* target IP address */
- unsigned char pad[18]; /* pad for min. Ethernet payload (60 bytes) */
+ unsigned char pad[22]; /* pad for min. Ethernet payload (64 bytes) */
};
typedef enum {