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[17/51] netfilter: nf_flow_table: fix priv pointer for netdev hook

Message ID 20180506224709.29100-18-pablo@netfilter.org
State Accepted
Delegated to: Pablo Neira
Headers show
Series [01/51] netfilter: ipvs: Fix space before '[' error. | expand

Commit Message

Pablo Neira Ayuso May 6, 2018, 10:46 p.m. UTC 
From: Felix Fietkau <nbd@nbd.name>

The offload ip hook expects a pointer to the flowtable, not to the
rhashtable. Since the rhashtable is the first member, this is safe for
the moment, but breaks as soon as the structure layout changes

Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 net/netfilter/nf_tables_api.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 6cd9955916e5..517bb93c00fb 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -5019,7 +5019,7 @@  static int nf_tables_flowtable_parse_hook(const struct nft_ctx *ctx,
 		flowtable->ops[i].pf		= NFPROTO_NETDEV;
 		flowtable->ops[i].hooknum	= hooknum;
 		flowtable->ops[i].priority	= priority;
-		flowtable->ops[i].priv		= &flowtable->data.rhashtable;
+		flowtable->ops[i].priv		= &flowtable->data;
 		flowtable->ops[i].hook		= flowtable->data.type->hook;
 		flowtable->ops[i].dev		= dev_array[i];
 		flowtable->dev_name[i]		= kstrdup(dev_array[i]->name,