This is a note to let you know that I've just added the patch titled
bonding: fix null pointer deref in bond_ipsec_offload_ok
to the 6.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bonding-fix-null-pointer-deref-in-bond_ipsec_offload.patch
and it can be found in the queue-6.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 479ae8c19f2767c574c65cc3a7b01cffd8bcbc3e
Author: Nikolay Aleksandrov <razor@xxxxxxxxxxxxx>
Date: Fri Aug 16 14:48:11 2024 +0300
bonding: fix null pointer deref in bond_ipsec_offload_ok
[ Upstream commit 95c90e4ad89d493a7a14fa200082e466e2548f9d ]
We must check if there is an active slave before dereferencing the pointer.
Fixes: 18cb261afd7b ("bonding: support hardware encryption offload to slaves")
Signed-off-by: Nikolay Aleksandrov <razor@xxxxxxxxxxxxx>
Reviewed-by: Hangbin Liu <liuhangbin@xxxxxxxxx>
Reviewed-by: Eric Dumazet <edumazet@xxxxxxxxxx>
Signed-off-by: Paolo Abeni <pabeni@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 2370da4632149..55841a0e05a47 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -604,6 +604,8 @@ static bool bond_ipsec_offload_ok(struct sk_buff *skb, struct xfrm_state *xs)
bond = netdev_priv(bond_dev);
rcu_read_lock();
curr_active = rcu_dereference(bond->curr_active_slave);
+ if (!curr_active)
+ goto out;
real_dev = curr_active->dev;
if (BOND_MODE(bond) != BOND_MODE_ACTIVEBACKUP)
