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Commit f81b864f authored by Dmitry Antipov's avatar Dmitry Antipov Committed by Greg Kroah-Hartman
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net: sched: consistently use rcu_replace_pointer() in taprio_change()

[ Upstream commit d5c4546062fd6f5dbce575c7ea52ad66d1968678 ]

According to Vinicius (and carefully looking through the whole
https://syzkaller.appspot.com/bug?extid=b65e0af58423fc8a73aa


once again), txtime branch of 'taprio_change()' is not going to
race against 'advance_sched()'. But using 'rcu_replace_pointer()'
in the former may be a good idea as well.

Suggested-by: default avatarVinicius Costa Gomes <vinicius.gomes@intel.com>
Signed-off-by: default avatarDmitry Antipov <dmantipov@yandex.ru>
Acked-by: default avatarVinicius Costa Gomes <vinicius.gomes@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent f2c2c674
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