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bonding: add missed __rcu annotation for curr_active_slave

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[ Upstream commit 3d0b738fc5 ]

There is one direct accesses to bond->curr_active_slave in
bond_miimon_commit(). Protected it by rcu_access_pointer()
since the later of this function also use this one.

Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Stable-dep-of: e95cc44763 ("bonding: do failover when high prio link up")
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Hangbin Liu 2022-12-12 11:56:45 +08:00 committed by Greg Kroah-Hartman
parent ba44c1fe82
commit 2d31c6ed44
1 changed files with 1 additions and 1 deletions
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2
drivers/net/bonding/bond_main.c
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@ -2698,7 +2698,7 @@ static void bond_miimon_commit(struct bonding *bond)
bond_miimon_link_change(bond, slave, BOND_LINK_UP);
if (!bond->curr_active_slave || slave == primary)
if (!rcu_access_pointer(bond->curr_active_slave) || slave == primary)
goto do_failover;
continue;