security/safesetid: Replace rcu_swap_protected() with rcu_replace_pointer()
This commit replaces the use of rcu_swap_protected() with the more intuitively appealing rcu_replace_pointer() as a step towards removing rcu_swap_protected(). Link: https://lore.kernel.org/lkml/CAHk-=wiAsJLw1egFEE=Z7-GGtM6wcvtyytXZA1+BHqta4gg6Hw@mail.gmail.com/ Reported-by: Linus Torvalds <torvalds@linux-foundation.org> Reported-by: Reported-by: kbuild test robot <lkp@intel.com> [ paulmck: From rcu_replace() to rcu_replace_pointer() per Ingo Molnar. ] Signed-off-by: Paul E. McKenney <paulmck@kernel.org> Cc: Micah Morton <mortonm@chromium.org> Cc: James Morris <jmorris@namei.org> Cc: "Serge E. Hallyn" <serge@hallyn.com> Cc: <linux-security-module@vger.kernel.org>
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@ -179,8 +179,8 @@ out_free_rule:
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* doesn't currently exist, just use a spinlock for now.
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*/
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mutex_lock(&policy_update_lock);
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rcu_swap_protected(safesetid_setuid_rules, pol,
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lockdep_is_held(&policy_update_lock));
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pol = rcu_replace_pointer(safesetid_setuid_rules, pol,
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lockdep_is_held(&policy_update_lock));
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mutex_unlock(&policy_update_lock);
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err = len;
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