Commit eb895086 authored by Kangjie Lu's avatar Kangjie Lu Committed by Pablo Neira Ayuso

netfilter: nf_tables: fix a missing check of nla_put_failure

If nla_nest_start() may fail. The fix checks its return value and goes
to nla_put_failure if it fails.
Signed-off-by: default avatarKangjie Lu <kjlu@umn.edu>
Signed-off-by: default avatarPablo Neira Ayuso <pablo@netfilter.org>
parent a3c9311f
......@@ -5727,6 +5727,8 @@ static int nf_tables_fill_flowtable_info(struct sk_buff *skb, struct net *net,
goto nla_put_failure;
nest = nla_nest_start(skb, NFTA_FLOWTABLE_HOOK);
if (!nest)
goto nla_put_failure;
if (nla_put_be32(skb, NFTA_FLOWTABLE_HOOK_NUM, htonl(flowtable->hooknum)) ||
nla_put_be32(skb, NFTA_FLOWTABLE_HOOK_PRIORITY, htonl(flowtable->priority)))
goto nla_put_failure;
......
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