[U-Boot] [PATCH 2/2] net: Add additional IP fragmentation check

[Peter Tyser]

Ignore IP packets which have the "more fragments" flag bit
set.  This flag indicates the IP packet is fragmented and
must be ignored by U-Boot.
---
 net/net.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/net/net.c b/net/net.c
index cf1f4fa..b8e09e8 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1399,7 +1399,8 @@ NetReceive(volatile uchar * inpkt, int len)
                if ((ip->ip_hl_v & 0xf0) != 0x40) {
                        return;
                }
-               if (ip->ip_off & htons(IP_OFFS)) { /* Can't deal w/ fragments */
+               /* Can't deal with fragments */
+               if (ip->ip_off & htons(IP_OFFS | IP_FLAGS_MFRAG)) {
                        return;
                }
                /* can't deal with headers > 20 bytes */
-- 
1.6.0.2.GIT

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