linux: update to 4.4.56

mk/kernel-ver.mk

@@ -28,10 +28,10 @@ KERNEL_VERSION:=	$(KERNEL_FILE_VER)-$(KERNEL_RELEASE)
 KERNEL_HASH:=		e158f3c69da87c2ec28d0f194dbe18b05e0d0b9e1142566615cea3390bab1c6a
 endif
 ifeq ($(ADK_TARGET_KERNEL_VERSION_4_4),y)
-KERNEL_FILE_VER:=	4.4.50
+KERNEL_FILE_VER:=	4.4.56
 KERNEL_RELEASE:=	1
 KERNEL_VERSION:=	$(KERNEL_FILE_VER)-$(KERNEL_RELEASE)
-KERNEL_HASH:=		e4944ca5bb0bdf63a7e97dc7fbdd38bcc820d8b3b57c4a3a7b3bf9c8a48216b7
+KERNEL_HASH:=		55181e24869e4b550ef756eecd1ab4f6774228c457f4830e9e779c6db4c2a2b6
 endif
 ifeq ($(ADK_TARGET_KERNEL_VERSION_4_1),y)
 KERNEL_FILE_VER:=	4.1.35

target/config/Config.in.kernelversion

@@ -38,7 +38,7 @@ config ADK_TARGET_KERNEL_VERSION_4_6
 	depends on ADK_TARGET_ARCH_RISCV
 
 config ADK_TARGET_KERNEL_VERSION_4_4
-	bool "4.4.50"
+	bool "4.4.56"
 	depends on !ADK_TARGET_ARCH_NDS32
 	depends on !ADK_TARGET_ARCH_NIOS2
 	depends on !ADK_TARGET_ARCH_OR1K