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| author | Denis V. Lunev <den@openvz.org> | 2008-03-03 11:50:10 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-03-03 11:50:10 -0800 |
| commit | da7ef338a2982a3a0c7e2b1cdfd55ba35b34471e (patch) | |
| tree | 31ac7ee4977480c39b79cf9a552df7d024bdf2ed /net/ipv4/ip_options.c | |
| parent | 1d1c8d13c4f7690d382bca5de2f9dc88f22a4aab (diff) | |
| download | linux-da7ef338a2982a3a0c7e2b1cdfd55ba35b34471e.tar.bz2 | |
[IPV4]: skb->dst can't be NULL in ip_options_echo.
ip_options_echo is called on the packet input path after the initial
routing. The dst entry on the packet is cleared only in the several
very specific places and immidiately assigned back (may be new).
Signed-off-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_options.c')
| -rw-r--r-- | net/ipv4/ip_options.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/net/ipv4/ip_options.c b/net/ipv4/ip_options.c index 4d315158fd3c..baaedd9689a0 100644 --- a/net/ipv4/ip_options.c +++ b/net/ipv4/ip_options.c @@ -107,10 +107,7 @@ int ip_options_echo(struct ip_options * dopt, struct sk_buff * skb) sptr = skb_network_header(skb); dptr = dopt->__data; - if (skb->dst) - daddr = ((struct rtable*)skb->dst)->rt_spec_dst; - else - daddr = ip_hdr(skb)->daddr; + daddr = ((struct rtable*)skb->dst)->rt_spec_dst; if (sopt->rr) { optlen = sptr[sopt->rr+1]; |