Fix linux commit

diff --git a/linux b/linux
index 51964362b6769bf285b897d12bb595291b991e60..8ef9678d30f06438daf10a353b24a1c38a284a1b 160000 (submodule)
--- a/linux
+++ b/linux
@@ -1 +1 @@
-Subproject commit 51964362b6769bf285b897d12bb595291b991e60
+Subproject commit 8ef9678d30f06438daf10a353b24a1c38a284a1b