diff options
| author | Huanhuan Wang <huanhuan.wang@corigine.com> | 2023-04-20 17:01:25 +0300 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-04-22 06:23:49 +0300 |
| commit | 63cfd210034c772fad047afa13dd5a4664b0a72e (patch) | |
| tree | 49a090883da95e42a982e03e6fa23a4e25f44786 /drivers/net/ethernet/netronome | |
| parent | 461bb5b97049a149278f2c27a3aa12af16da6a2e (diff) | |
| download | linux-63cfd210034c772fad047afa13dd5a4664b0a72e.tar.xz | |
nfp: fix incorrect pointer deference when offloading IPsec with bonding
There are two pointers in struct xfrm_dev_offload, *dev, *real_dev.
The *dev points whether bonding interface or real interface, if
bonding IPsec offload is used, it points bonding interface; if not,
it points real interface. And *real_dev always points real interface.
So nfp should always use real_dev instead of dev.
Prior to this change the system becomes unresponsive when offloading
IPsec for a device which is a lower device to a bonding device.
Fixes: 859a497fe80c ("nfp: implement xfrm callbacks and expose ipsec offload feature to upper layer")
CC: stable@vger.kernel.org
Signed-off-by: Huanhuan Wang <huanhuan.wang@corigine.com>
Acked-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Link: https://lore.kernel.org/r/20230420140125.38521-1-louis.peens@corigine.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/ethernet/netronome')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/crypto/ipsec.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c b/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c index c0dcce8ae437..b1f026b81dea 100644 --- a/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c +++ b/drivers/net/ethernet/netronome/nfp/crypto/ipsec.c @@ -269,7 +269,7 @@ static void set_sha2_512hmac(struct nfp_ipsec_cfg_add_sa *cfg, int *trunc_len) static int nfp_net_xfrm_add_state(struct xfrm_state *x, struct netlink_ext_ack *extack) { - struct net_device *netdev = x->xso.dev; + struct net_device *netdev = x->xso.real_dev; struct nfp_ipsec_cfg_mssg msg = {}; int i, key_len, trunc_len, err = 0; struct nfp_ipsec_cfg_add_sa *cfg; @@ -513,7 +513,7 @@ static void nfp_net_xfrm_del_state(struct xfrm_state *x) .cmd = NFP_IPSEC_CFG_MSSG_INV_SA, .sa_idx = x->xso.offload_handle - 1, }; - struct net_device *netdev = x->xso.dev; + struct net_device *netdev = x->xso.real_dev; struct nfp_net *nn; int err; |