Mirrors_Framework/nuttx
1
0
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2026-06-05 07:12:54 +08:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Networking: Final fixes. IPv6 pings now work in both directions

Browse Source
This commit is contained in:
Gregory Nutt
2015-01-23 15:10:47 -06:00
parent 8e844a3c27
commit e02ced8c98
2 changed files with 9 additions and 11 deletions
Download Patch File Download Diff File Expand all files Collapse all files
net/devif/ipv6_input.c
+3 -6
View File
@@ -171,14 +171,11 @@ int ipv6_input(FAR struct net_driver_s *dev)
* we set d_len to the correct value.
*
* The length reported in the IPv6 header is the length of the payload
* that follows the header. However, uIP uses the d_len variable for
* holding the size of the entire packet, including the IP header. For
* IPv4 this is not a problem as the length field in the IPv4 header
* contains the length of the entire packet. But for IPv6 we need to add
* the size of the IPv6 header (40 bytes).
* that follows the header. The device interface uses the d_len variable for
* holding the size of the entire packet, including the IP header.
*/
iplen = (ipv6->len[0] << 8) + ipv6->len[1] + IPv6_HDRLEN;
iplen = (ipv6->len[0] << 8) + ipv6->len[1] + IPv6_HDRLEN + ETH_HDRLEN;
if (iplen <= dev->d_len)
{
dev->d_len = iplen;