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| author | Wolfgang Denk <wd@denx.de> | 2008-06-11 22:17:42 +0200 |
|---|---|---|
| committer | Wolfgang Denk <wd@denx.de> | 2008-06-11 22:17:42 +0200 |
| commit | 32d4e38eeb5bcc2f854787bfa68bea2b55eaa1d7 (patch) | |
| tree | 35b56ce4860d33a3b75358251c6e4e4e7bdb38f9 /net/net.c | |
| parent | 1730edf76c54381475e2da11f75b1ce563c4e62c (diff) | |
| parent | 3b904ccb93c3196727e2e9870cb1df903cab19ad (diff) | |
Merge branch 'master' of git://www.denx.de/git/u-boot-net
Diffstat (limited to 'net/net.c')
| -rw-r--r-- | net/net.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/net.c b/net/net.c index 78128772fe5..f55c7facf27 100644 --- a/net/net.c +++ b/net/net.c @@ -1407,6 +1407,10 @@ NetReceive(volatile uchar * inpkt, int len) if (ip->ip_off & htons(0x1fff)) { /* Can't deal w/ fragments */ return; } + /* can't deal with headers > 20 bytes */ + if ((ip->ip_hl_v & 0x0f) > 0x05) { + return; + } if (!NetCksumOk((uchar *)ip, IP_HDR_SIZE_NO_UDP / 2)) { puts ("checksum bad\n"); return; |