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Subject[PATCH linux-next] mm: fix rcu-lock/unlock balance in vm_is_stack()
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Fix bug introduced in "procfs: mark thread stack correctly in proc/<pid>/maps"
(patch in mm/linux-next)

Signed-off-by: Konstantin Khlebnikov <khlebnikov@openvz.org>
---
mm/memory.c | 5 ++---
1 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/mm/memory.c b/mm/memory.c
index ee85fc4..cc08b86 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -3932,13 +3932,12 @@ pid_t vm_is_stack(struct task_struct *task,
while_each_thread(task, t) {
if (vm_is_stack_for_task(t, vma)) {
ret = t->pid;
- goto done;
+ break;
}
}
+ rcu_read_unlock();
}

-done:
- rcu_read_unlock();
return ret;
}



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