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Diffstat (limited to 'security/apparmor/label.c')
-rw-r--r--security/apparmor/label.c13
1 files changed, 7 insertions, 6 deletions
diff --git a/security/apparmor/label.c b/security/apparmor/label.c
index 23f7a193df4f..e68bcedca976 100644
--- a/security/apparmor/label.c
+++ b/security/apparmor/label.c
@@ -309,7 +309,7 @@ out:
}
-static void label_destroy(struct aa_label *label)
+void aa_label_destroy(struct aa_label *label)
{
AA_BUG(!label);
@@ -326,12 +326,13 @@ static void label_destroy(struct aa_label *label)
}
}
- if (rcu_dereference_protected(label->proxy->label, true) == label)
- rcu_assign_pointer(label->proxy->label, NULL);
-
+ if (label->proxy) {
+ if (rcu_dereference_protected(label->proxy->label, true) == label)
+ rcu_assign_pointer(label->proxy->label, NULL);
+ aa_put_proxy(label->proxy);
+ }
aa_free_secid(label->secid);
- aa_put_proxy(label->proxy);
label->proxy = (struct aa_proxy *) PROXY_POISON + 1;
}
@@ -340,7 +341,7 @@ void aa_label_free(struct aa_label *label)
if (!label)
return;
- label_destroy(label);
+ aa_label_destroy(label);
kfree(label);
}