[PATCH next] rcu: Unlock correctly in rcu_dump_cpu_stacks()

[Dan Carpenter]

The unlock needs to be outside the } close curly braces for this if
statement.  Otherwise it leads to a deadlock.

Fixes: 744e87210b1a ("rcu: Finer-grained grace-period-end checks in rcu_dump_cpu_stacks()")
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
 kernel/rcu/tree_stall.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/rcu/tree_stall.h b/kernel/rcu/tree_stall.h
index 8994391b95c7..925fcdad5dea 100644
--- a/kernel/rcu/tree_stall.h
+++ b/kernel/rcu/tree_stall.h
@@ -357,8 +357,8 @@ static void rcu_dump_cpu_stacks(unsigned long gp_seq)
 					pr_err("Offline CPU %d blocking current GP.\n", cpu);
 				else
 					dump_cpu_task(cpu);
-			raw_spin_unlock_irqrestore_rcu_node(rnp, flags);
 			}
+			raw_spin_unlock_irqrestore_rcu_node(rnp, flags);
 		}
 		printk_deferred_exit();
 	}
-- 
2.45.2