LVS
lvs-devel
Google
 
Web LinuxVirtualServer.org

[PATCH nf] ipvs: Avoid null-pointer deref in debug code

To: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Subject: [PATCH nf] ipvs: Avoid null-pointer deref in debug code
Cc: lvs-devel@xxxxxxxxxxxxxxx, netdev@xxxxxxxxxxxxxxx, netfilter-devel@xxxxxxxxxxxxxxx, Wensong Zhang <wensong@xxxxxxxxxxxx>, Julian Anastasov <ja@xxxxxx>, Alex Gartrell <agartrell@xxxxxx>, Simon Horman <horms@xxxxxxxxxxxx>
From: Simon Horman <horms@xxxxxxxxxxxx>
Date: Tue, 28 Oct 2014 10:05:34 +0900
From: Alex Gartrell <agartrell@xxxxxx>

Use daddr instead of reaching into dest.

Reported-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
Signed-off-by: Alex Gartrell <agartrell@xxxxxx>
Signed-off-by: Simon Horman <horms@xxxxxxxxxxxx>
---
 net/netfilter/ipvs/ip_vs_xmit.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/netfilter/ipvs/ip_vs_xmit.c b/net/netfilter/ipvs/ip_vs_xmit.c
index 91f17c1..437a366 100644
--- a/net/netfilter/ipvs/ip_vs_xmit.c
+++ b/net/netfilter/ipvs/ip_vs_xmit.c
@@ -316,7 +316,7 @@ __ip_vs_get_out_rt(int skb_af, struct sk_buff *skb, struct 
ip_vs_dest *dest,
        if (unlikely(crosses_local_route_boundary(skb_af, skb, rt_mode,
                                                  local))) {
                IP_VS_DBG_RL("We are crossing local and non-local addresses"
-                            " daddr=%pI4\n", &dest->addr.ip);
+                            " daddr=%pI4\n", &daddr);
                goto err_put;
        }
 
@@ -458,7 +458,7 @@ __ip_vs_get_out_rt_v6(int skb_af, struct sk_buff *skb, 
struct ip_vs_dest *dest,
        if (unlikely(crosses_local_route_boundary(skb_af, skb, rt_mode,
                                                  local))) {
                IP_VS_DBG_RL("We are crossing local and non-local addresses"
-                            " daddr=%pI6\n", &dest->addr.in6);
+                            " daddr=%pI6\n", daddr);
                goto err_put;
        }
 
-- 
2.1.1

--
To unsubscribe from this list: send the line "unsubscribe lvs-devel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

<Prev in Thread] Current Thread [Next in Thread>