diff --git a/kernel-source-rt b/kernel-source-rt
index e833569..7a509b7 160000
--- a/kernel-source-rt
+++ b/kernel-source-rt
@@ -1 +1 @@
-Subproject commit e833569a1d59526c8e6c7cb1f705a60d43b15fe0
+Subproject commit 7a509b7f42e0830575d2be1d42cb3ac0553af521