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net: contiki: Print detailed info if packet len is wrong

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If IPv6 packet length is incorrect, then print the actual
length values for debugging aid.

Change-Id: I20d4d73efd1e0103f670e8e53ba6417a4795ab80
Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
This commit is contained in:
Jukka Rissanen 2015-09-29 12:39:57 +03:00 • committed by Anas Nashif
commit b14fdb8b5d
1 changed files with 3 additions and 0 deletions
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3
net/ip/contiki/ipv6/uip6.c
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@ -1146,6 +1146,9 @@ uip_process(struct net_buf *buf, uint8_t flag)
*/
} else {
UIP_LOG("ip: packet shorter than reported in IP header.");
PRINTF("IPv6 packet size %d buf len %d\n",
(UIP_IP_BUF(buf)->len[0] << 8) + UIP_IP_BUF(buf)->len[1],
uip_len(buf));
goto drop;
}