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authorMatthias Schiffer <mschiffer@universe-factory.net>2013-05-31 03:27:55 +0200
committerDavid S. Miller <davem@davemloft.net>2013-06-17 22:59:12 -0700
commit33be081a812098567898bbe23b581460331a986f (patch)
tree2437be01526706f1334707235425252af38825d7 /net
parent32de868cbc6bee010d2cee95b5071b25ecbec8c3 (diff)
downloadlinux-33be081a812098567898bbe23b581460331a986f.tar.bz2
ipv6: ndisc: fix ndisc_send_redirect writing to the wrong skb
Since some refactoring in 5f5a011, ndisc_send_redirect called ndisc_fill_redirect_hdr_option on the wrong skb, leading to data corruption or in the worst case a panic when the skb_put failed. Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net> Reviewed-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/ipv6/ndisc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 2712ab22a174..ca4ffcc287f1 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1493,7 +1493,7 @@ void ndisc_send_redirect(struct sk_buff *skb, const struct in6_addr *target)
*/
if (ha)
- ndisc_fill_addr_option(skb, ND_OPT_TARGET_LL_ADDR, ha);
+ ndisc_fill_addr_option(buff, ND_OPT_TARGET_LL_ADDR, ha);
/*
* build redirect option and copy skb over to the new packet.