[GIT PULL 14/26] lightnvm: pblk: fix lock order in pblk_rb_tear_down_check

From: Matias BjÃrling
Date: Sat May 04 2019 - 14:39:22 EST


From: Igor Konopko <igor.j.konopko@xxxxxxxxx>

In pblk_rb_tear_down_check() the spinlock functions are not
called in proper order.

Fixes: a4bd217 ("lightnvm: physical block device (pblk) target")
Signed-off-by: Igor Konopko <igor.j.konopko@xxxxxxxxx>
Reviewed-by: Javier GonzÃlez <javier@xxxxxxxxxxx>
Reviewed-by: Hans Holmberg <hans.holmberg@xxxxxxxxxxxx>
Signed-off-by: Matias BjÃrling <mb@xxxxxxxxxxx>
---
drivers/lightnvm/pblk-rb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/lightnvm/pblk-rb.c b/drivers/lightnvm/pblk-rb.c
index 03c241b340ea..35550148b5e8 100644
--- a/drivers/lightnvm/pblk-rb.c
+++ b/drivers/lightnvm/pblk-rb.c
@@ -799,8 +799,8 @@ int pblk_rb_tear_down_check(struct pblk_rb *rb)
}

out:
- spin_unlock(&rb->w_lock);
spin_unlock_irq(&rb->s_lock);
+ spin_unlock(&rb->w_lock);

return ret;
}
--
2.19.1