[patch added to 3.12-stable] apparmor: fix put() parent ref after updating the active ref

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From: John Johansen <john.johansen@xxxxxxxxxxxxx>

This patch has been added to the 3.12 stable tree. If you have any
objections, please let us know.

===============

commit f351841f8d41072e741e45299070d421a5833a4a upstream.

Signed-off-by: John Johansen <john.johansen@xxxxxxxxxxxxx>
Acked-by: Seth Arnold <seth.arnold@xxxxxxxxxxxxx>
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
 security/apparmor/policy.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/security/apparmor/policy.c b/security/apparmor/policy.c
index c92a9f6c1be5..455c9f89f7e2 100644
--- a/security/apparmor/policy.c
+++ b/security/apparmor/policy.c
@@ -1187,8 +1187,8 @@ ssize_t aa_replace_profiles(void *udata, size_t size, bool noreplace)
 			/* parent replaced in this atomic set? */
 			if (newest != parent) {
 				aa_get_profile(newest);
-				aa_put_profile(parent);
 				rcu_assign_pointer(ent->new->parent, newest);
+				aa_put_profile(parent);
 			}
 			/* aafs interface uses replacedby */
 			rcu_assign_pointer(ent->new->replacedby->profile,
-- 
2.11.0

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