rcu: Fix code-style issues involving "else"

The Linux kernel coding style says that single-statement blocks should
omit curly braces unless the other leg of the "if" statement has
multiple statements, in which case the curly braces should be included.
This commit fixes RCU's violations of this rule.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>

1 files changed, 4 insertions, 3 deletions

diff --git a/kernel/rcutiny_plugin.h b/kernel/rcutiny_plugin.h
index 116725b5edfb..918fd1e8509c 100644
--- a/kernel/rcutiny_plugin.h
+++ b/kernel/rcutiny_plugin.h
@@ -350,8 +350,9 @@ static int rcu_initiate_boost(void)
                         rcu_preempt_ctrlblk.boost_tasks =
                                 rcu_preempt_ctrlblk.gp_tasks;
                 invoke_rcu_callbacks();
-        } else
+        } else {
                 RCU_TRACE(rcu_initiate_boost_trace());
+        }
         return 1;
 }
 
@@ -778,9 +779,9 @@ void synchronize_rcu_expedited(void)
                 rpcp->exp_tasks = NULL;
 
         /* Wait for tail of ->blkd_tasks list to drain. */
-        if (!rcu_preempted_readers_exp())
+        if (!rcu_preempted_readers_exp()) {
                 local_irq_restore(flags);
-        else {
+        } else {
                 rcu_initiate_boost();
                 local_irq_restore(flags);
                 wait_event(sync_rcu_preempt_exp_wq,