> -----Original Message-----
> From: Wentao Liang <[email protected]>
> Sent: Thursday, September 17, 2026 1:13 PM
> To: [email protected]
> Cc: Nguyen, Anthony L <[email protected]>;
> [email protected]; [email protected]; intel-wired-
> [email protected]; [email protected]; [email protected];
> [email protected]; [email protected]; Kitszel, Przemyslaw
> <[email protected]>; [email protected]; Wentao Liang
> <[email protected]>; [email protected]
> Subject: [PATCH] ixgbe: fix xfrm_state reference leak in
> ixgbe_ipsec_rx()
>
> ixgbe_ipsec_find_rx_state() returns the state with an extra reference,
> which is handed over to the secpath on the success path. When
> secpath_set() fails, the state has not been stored anywhere yet and
> the reference is dropped on the floor.
>
> Release it before returning.
>
> Fixes: 92103199f10a3 ("ixgbe: process the Rx ipsec offload")
> Cc: [email protected]
> Signed-off-by: Wentao Liang <[email protected]>
> ---
> drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> index bd397b3d7dea..e44d5eed9ab5 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> @@ -1197,8 +1197,10 @@ void ixgbe_ipsec_rx(struct ixgbe_ring *rx_ring,
> return;
>
> sp = secpath_set(skb);
> - if (unlikely(!sp))
> + if (unlikely(!sp)) {
> + xfrm_state_put(xs);
> return;
> + }
>
> sp->xvec[sp->len++] = xs;
> sp->olen++;
> --
> 2.34.1
Reviewed-by: Aleksandr Loktionov <[email protected]>
