kernel: update to v4.4.23

Refresh patches for all targets that support kernel 4.4.
compile/run-tested on brcm2708/bcm2710 only.

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

13 files changed, 53 insertions, 57 deletions

diff --git a/include/kernel-version.mk b/include/kernel-version.mk
index 0db1b357cb..64b25e8b4e 100644
--- a/include/kernel-version.mk
+++ b/include/kernel-version.mk
@@ -4,11 +4,11 @@ LINUX_RELEASE?=1
 
 LINUX_VERSION-3.18 = .29
 LINUX_VERSION-4.1 = .20
-LINUX_VERSION-4.4 = .22
+LINUX_VERSION-4.4 = .23
 
 LINUX_KERNEL_MD5SUM-3.18.29 = b25737a0bc98e80d12200de93f239c28
 LINUX_KERNEL_MD5SUM-4.1.20 = 075c38a3a23ca5bc80437b13606df00a
-LINUX_KERNEL_MD5SUM-4.4.22 = 404802389c7f0bbe94dda95f9d058d9e
+LINUX_KERNEL_MD5SUM-4.4.23 = 39c3e2090931e83b7dd3438e7fb276d4
 
 ifdef KERNEL_PATCHVER
   LINUX_VERSION:=$(KERNEL_PATCHVER)$(strip $(LINUX_VERSION-$(KERNEL_PATCHVER)))
diff --git a/target/linux/ar71xx/patches-4.4/500-MIPS-fw-myloader.patch b/target/linux/ar71xx/patches-4.4/500-MIPS-fw-myloader.patch
index f823b59cb9..e877b0c947 100644
--- a/target/linux/ar71xx/patches-4.4/500-MIPS-fw-myloader.patch
+++ b/target/linux/ar71xx/patches-4.4/500-MIPS-fw-myloader.patch
@@ -1,6 +1,6 @@
 --- a/arch/mips/Makefile
 +++ b/arch/mips/Makefile
-@@ -222,6 +222,7 @@ cflags-$(CONFIG_MIPS_COMPACT_BRANCHES_AL
+@@ -218,6 +218,7 @@ endif
  #
  libs-$(CONFIG_FW_ARC)		+= arch/mips/fw/arc/
  libs-$(CONFIG_FW_CFE)		+= arch/mips/fw/cfe/
diff --git a/target/linux/generic/patches-4.4/201-extra_optimization.patch b/target/linux/generic/patches-4.4/201-extra_optimization.patch
index bcb6a007b9..508627a7e4 100644
--- a/target/linux/generic/patches-4.4/201-extra_optimization.patch
+++ b/target/linux/generic/patches-4.4/201-extra_optimization.patch
@@ -1,14 +1,18 @@
 --- a/Makefile
 +++ b/Makefile
-@@ -608,9 +608,9 @@ include arch/$(SRCARCH)/Makefile
- KBUILD_CFLAGS	+= $(call cc-option,-fno-delete-null-pointer-checks,)
+@@ -619,12 +619,12 @@ KBUILD_CFLAGS	+= $(call cc-option,-fno-d
+ KBUILD_CFLAGS	+= $(call cc-disable-warning,maybe-uninitialized,)
  
  ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
--KBUILD_CFLAGS	+= -Os $(call cc-disable-warning,maybe-uninitialized,)
-+KBUILD_CFLAGS	+= -Os $(EXTRA_OPTIMIZATION) $(call cc-disable-warning,maybe-uninitialized,)
+-KBUILD_CFLAGS	+= -Os
++KBUILD_CFLAGS	+= -Os $(EXTRA_OPTIMIZATION)
  else
+ ifdef CONFIG_PROFILE_ALL_BRANCHES
 -KBUILD_CFLAGS	+= -O2
-+KBUILD_CFLAGS	+= -O2 -fno-reorder-blocks -fno-tree-ch $(EXTRA_OPTIMIZATION)
++KBUILD_CFLAGS	+= -O2 $(EXTRA_OPTIMIZATION)
+ else
+-KBUILD_CFLAGS   += -O2
++KBUILD_CFLAGS   += -O2 -fno-reorder-blocks -fno-tree-ch $(EXTRA_OPTIMIZATION)
+ endif
  endif
  
- # Tell gcc to never replace conditional load with a non-conditional one
diff --git a/target/linux/generic/patches-4.4/202-reduce_module_size.patch b/target/linux/generic/patches-4.4/202-reduce_module_size.patch
index cef04d1a43..283d48d992 100644
--- a/target/linux/generic/patches-4.4/202-reduce_module_size.patch
+++ b/target/linux/generic/patches-4.4/202-reduce_module_size.patch
@@ -1,6 +1,6 @@
 --- a/Makefile
 +++ b/Makefile
-@@ -398,7 +398,7 @@ KBUILD_CFLAGS_KERNEL :=
+@@ -402,7 +402,7 @@ KBUILD_CFLAGS_KERNEL :=
  KBUILD_AFLAGS   := -D__ASSEMBLY__
  KBUILD_AFLAGS_MODULE  := -DMODULE
  KBUILD_CFLAGS_MODULE  := -DMODULE
diff --git a/target/linux/generic/patches-4.4/280-rfkill-stubs.patch b/target/linux/generic/patches-4.4/280-rfkill-stubs.patch
index 88649023ea..96a98e219a 100644
--- a/target/linux/generic/patches-4.4/280-rfkill-stubs.patch
+++ b/target/linux/generic/patches-4.4/280-rfkill-stubs.patch
@@ -1,7 +1,5 @@
-Index: linux-4.4.21/net/rfkill/Kconfig
-===================================================================
---- linux-4.4.21.orig/net/rfkill/Kconfig	2016-09-15 08:29:29.000000000 +0200
-+++ linux-4.4.21/net/rfkill/Kconfig	2016-09-27 18:23:27.210404930 +0200
+--- a/net/rfkill/Kconfig
++++ b/net/rfkill/Kconfig
 @@ -1,7 +1,11 @@
  #
  # RF switch subsystem configuration
@@ -15,7 +13,7 @@ Index: linux-4.4.21/net/rfkill/Kconfig
  	tristate "RF switch subsystem support"
  	help
  	  Say Y here if you want to have control over RF switches
-@@ -13,19 +17,19 @@
+@@ -13,19 +17,19 @@ menuconfig RFKILL
  # LED trigger support
  config RFKILL_LEDS
  	bool
@@ -38,7 +36,7 @@ Index: linux-4.4.21/net/rfkill/Kconfig
  	depends on REGULATOR
  	help
            This options enable controlling radio transmitters connected to
-@@ -36,7 +40,7 @@
+@@ -36,7 +40,7 @@ config RFKILL_REGULATOR
  
  config RFKILL_GPIO
  	tristate "GPIO RFKILL driver"
@@ -47,10 +45,8 @@ Index: linux-4.4.21/net/rfkill/Kconfig
  	depends on GPIOLIB || COMPILE_TEST
  	default n
  	help
-Index: linux-4.4.21/net/rfkill/Makefile
-===================================================================
---- linux-4.4.21.orig/net/rfkill/Makefile	2016-09-15 08:29:29.000000000 +0200
-+++ linux-4.4.21/net/rfkill/Makefile	2016-09-27 18:22:12.373010155 +0200
+--- a/net/rfkill/Makefile
++++ b/net/rfkill/Makefile
 @@ -4,6 +4,6 @@
  
  rfkill-y			+= core.o
@@ -59,11 +55,9 @@ Index: linux-4.4.21/net/rfkill/Makefile
 +obj-$(CONFIG_RFKILL_FULL)	+= rfkill.o
  obj-$(CONFIG_RFKILL_REGULATOR)	+= rfkill-regulator.o
  obj-$(CONFIG_RFKILL_GPIO)	+= rfkill-gpio.o
-Index: linux-4.4.21/net/Makefile
-===================================================================
---- linux-4.4.21.orig/net/Makefile	2016-09-15 08:29:29.000000000 +0200
-+++ linux-4.4.21/net/Makefile	2016-09-27 18:23:43.954773045 +0200
-@@ -49,7 +49,7 @@
+--- a/net/Makefile
++++ b/net/Makefile
+@@ -49,7 +49,7 @@ obj-$(CONFIG_MAC80211)		+= mac80211/
  obj-$(CONFIG_TIPC)		+= tipc/
  obj-$(CONFIG_NETLABEL)		+= netlabel/
  obj-$(CONFIG_IUCV)		+= iucv/
@@ -72,11 +66,9 @@ Index: linux-4.4.21/net/Makefile
  obj-$(CONFIG_NET_9P)		+= 9p/
  obj-$(CONFIG_CAIF)		+= caif/
  ifneq ($(CONFIG_DCB),)
-Index: linux-4.4.21/include/linux/rfkill.h
-===================================================================
---- linux-4.4.21.orig/include/linux/rfkill.h	2016-09-15 08:29:29.000000000 +0200
-+++ linux-4.4.21/include/linux/rfkill.h	2016-09-27 18:47:20.426653801 +0200
-@@ -64,7 +64,7 @@
+--- a/include/linux/rfkill.h
++++ b/include/linux/rfkill.h
+@@ -64,7 +64,7 @@ struct rfkill_ops {
  	int	(*set_block)(void *data, bool blocked);
  };
  
diff --git a/target/linux/generic/patches-4.4/304-mips_disable_fpu.patch b/target/linux/generic/patches-4.4/304-mips_disable_fpu.patch
index 599e950ac8..aabb4f12b2 100644
--- a/target/linux/generic/patches-4.4/304-mips_disable_fpu.patch
+++ b/target/linux/generic/patches-4.4/304-mips_disable_fpu.patch
@@ -49,7 +49,7 @@ v2: incorporated changes suggested by Jonas Gorski
  	select OF
 --- a/arch/mips/Makefile
 +++ b/arch/mips/Makefile
-@@ -289,7 +289,7 @@ OBJCOPYFLAGS		+= --remove-section=.regin
+@@ -285,7 +285,7 @@ OBJCOPYFLAGS		+= --remove-section=.regin
  head-y := arch/mips/kernel/head.o
  
  libs-y			+= arch/mips/lib/
diff --git a/target/linux/generic/patches-4.4/645-bridge_multicast_to_unicast.patch b/target/linux/generic/patches-4.4/645-bridge_multicast_to_unicast.patch
index 07fc097f1d..c8c2654697 100644
--- a/target/linux/generic/patches-4.4/645-bridge_multicast_to_unicast.patch
+++ b/target/linux/generic/patches-4.4/645-bridge_multicast_to_unicast.patch
@@ -169,7 +169,7 @@ Implement optinal multicast->unicast conversion for igmp snooping
  			err = br_ip6_multicast_add_group(br, port,
 -							 &grec->grec_mca, vid);
 +							 &grec->grec_mca, vid, src);
- 			if (!err)
+ 			if (err)
  				break;
  		}
 @@ -1427,7 +1453,8 @@ br_multicast_leave_group(struct net_brid
diff --git a/target/linux/generic/patches-4.4/680-NET-skip-GRO-for-foreign-MAC-addresses.patch b/target/linux/generic/patches-4.4/680-NET-skip-GRO-for-foreign-MAC-addresses.patch
index cbd1a08127..a18689c2e5 100644
--- a/target/linux/generic/patches-4.4/680-NET-skip-GRO-for-foreign-MAC-addresses.patch
+++ b/target/linux/generic/patches-4.4/680-NET-skip-GRO-for-foreign-MAC-addresses.patch
@@ -17,7 +17,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
 
 --- a/net/core/dev.c
 +++ b/net/core/dev.c
-@@ -4205,6 +4205,9 @@ static enum gro_result dev_gro_receive(s
+@@ -4221,6 +4221,9 @@ static enum gro_result dev_gro_receive(s
  	enum gro_result ret;
  	int grow;
  
@@ -27,7 +27,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	if (!(skb->dev->features & NETIF_F_GRO))
  		goto normal;
  
-@@ -5357,6 +5360,48 @@ static void __netdev_adjacent_dev_unlink
+@@ -5373,6 +5376,48 @@ static void __netdev_adjacent_dev_unlink
  					   &upper_dev->adj_list.lower);
  }
  
@@ -76,7 +76,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  static int __netdev_upper_dev_link(struct net_device *dev,
  				   struct net_device *upper_dev, bool master,
  				   void *private)
-@@ -5428,6 +5473,7 @@ static int __netdev_upper_dev_link(struc
+@@ -5444,6 +5489,7 @@ static int __netdev_upper_dev_link(struc
  			goto rollback_lower_mesh;
  	}
  
@@ -84,7 +84,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	call_netdevice_notifiers_info(NETDEV_CHANGEUPPER, dev,
  				      &changeupper_info.info);
  	return 0;
-@@ -5554,6 +5600,7 @@ void netdev_upper_dev_unlink(struct net_
+@@ -5570,6 +5616,7 @@ void netdev_upper_dev_unlink(struct net_
  	list_for_each_entry(i, &upper_dev->all_adj_list.upper, list)
  		__netdev_adjacent_dev_unlink(dev, i->dev);
  
@@ -92,7 +92,7 @@ Signed-off-by: Felix Fietkau <nbd@nbd.name>
  	call_netdevice_notifiers_info(NETDEV_CHANGEUPPER, dev,
  				      &changeupper_info.info);
  }
-@@ -6094,6 +6141,7 @@ int dev_set_mac_address(struct net_devic
+@@ -6110,6 +6157,7 @@ int dev_set_mac_address(struct net_devic
  	if (err)
  		return err;
  	dev->addr_assign_type = NET_ADDR_SET;
diff --git a/target/linux/generic/patches-4.4/902-debloat_proc.patch b/target/linux/generic/patches-4.4/902-debloat_proc.patch
index 04a7b638c1..45dc20bcd2 100644
--- a/target/linux/generic/patches-4.4/902-debloat_proc.patch
+++ b/target/linux/generic/patches-4.4/902-debloat_proc.patch
@@ -184,7 +184,7 @@
  
 --- a/net/ipv4/fib_trie.c
 +++ b/net/ipv4/fib_trie.c
-@@ -2646,10 +2646,12 @@ static const struct file_operations fib_
+@@ -2642,10 +2642,12 @@ static const struct file_operations fib_
  
  int __net_init fib_proc_init(struct net *net)
  {
@@ -199,7 +199,7 @@
  			 &fib_triestat_fops))
  		goto out2;
  
-@@ -2659,17 +2661,21 @@ int __net_init fib_proc_init(struct net
+@@ -2655,17 +2657,21 @@ int __net_init fib_proc_init(struct net
  	return 0;
  
  out3:
diff --git a/target/linux/lantiq/patches-4.4/0026-NET-multi-phy-support.patch b/target/linux/lantiq/patches-4.4/0026-NET-multi-phy-support.patch
index c19ddd3c5f..381170a396 100644
--- a/target/linux/lantiq/patches-4.4/0026-NET-multi-phy-support.patch
+++ b/target/linux/lantiq/patches-4.4/0026-NET-multi-phy-support.patch
@@ -11,7 +11,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 
 --- a/drivers/net/phy/phy.c
 +++ b/drivers/net/phy/phy.c
-@@ -888,7 +888,8 @@ void phy_state_machine(struct work_struc
+@@ -890,7 +890,8 @@ void phy_state_machine(struct work_struc
  		/* If the link is down, give up on negotiation for now */
  		if (!phydev->link) {
  			phydev->state = PHY_NOLINK;
@@ -21,7 +21,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  			phydev->adjust_link(phydev->attached_dev);
  			break;
  		}
-@@ -971,7 +972,8 @@ void phy_state_machine(struct work_struc
+@@ -973,7 +974,8 @@ void phy_state_machine(struct work_struc
  			netif_carrier_on(phydev->attached_dev);
  		} else {
  			phydev->state = PHY_NOLINK;
@@ -31,7 +31,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  		}
  
  		phydev->adjust_link(phydev->attached_dev);
-@@ -983,7 +985,8 @@ void phy_state_machine(struct work_struc
+@@ -985,7 +987,8 @@ void phy_state_machine(struct work_struc
  	case PHY_HALTED:
  		if (phydev->link) {
  			phydev->link = 0;
diff --git a/target/linux/mediatek/patches-4.4/0001-NET-multi-phy-support.patch b/target/linux/mediatek/patches-4.4/0001-NET-multi-phy-support.patch
index 4b75613979..b60eac0efc 100644
--- a/target/linux/mediatek/patches-4.4/0001-NET-multi-phy-support.patch
+++ b/target/linux/mediatek/patches-4.4/0001-NET-multi-phy-support.patch
@@ -11,7 +11,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 
 --- a/drivers/net/phy/phy.c
 +++ b/drivers/net/phy/phy.c
-@@ -888,7 +888,8 @@ void phy_state_machine(struct work_struc
+@@ -890,7 +890,8 @@ void phy_state_machine(struct work_struc
  		/* If the link is down, give up on negotiation for now */
  		if (!phydev->link) {
  			phydev->state = PHY_NOLINK;
@@ -21,7 +21,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  			phydev->adjust_link(phydev->attached_dev);
  			break;
  		}
-@@ -971,7 +972,8 @@ void phy_state_machine(struct work_struc
+@@ -973,7 +974,8 @@ void phy_state_machine(struct work_struc
  			netif_carrier_on(phydev->attached_dev);
  		} else {
  			phydev->state = PHY_NOLINK;
@@ -31,7 +31,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  		}
  
  		phydev->adjust_link(phydev->attached_dev);
-@@ -983,7 +985,8 @@ void phy_state_machine(struct work_struc
+@@ -985,7 +987,8 @@ void phy_state_machine(struct work_struc
  	case PHY_HALTED:
  		if (phydev->link) {
  			phydev->link = 0;
diff --git a/target/linux/mvebu/patches-4.4/125-phy-provide-a-hook-for-link-up-link-down-events.patch b/target/linux/mvebu/patches-4.4/125-phy-provide-a-hook-for-link-up-link-down-events.patch
index 17c1eadc16..b00968961f 100644
--- a/target/linux/mvebu/patches-4.4/125-phy-provide-a-hook-for-link-up-link-down-events.patch
+++ b/target/linux/mvebu/patches-4.4/125-phy-provide-a-hook-for-link-up-link-down-events.patch
@@ -22,7 +22,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
 
 --- a/drivers/net/phy/phy.c
 +++ b/drivers/net/phy/phy.c
-@@ -847,6 +847,16 @@ void phy_start(struct phy_device *phydev
+@@ -849,6 +849,16 @@ void phy_start(struct phy_device *phydev
  }
  EXPORT_SYMBOL(phy_start);
  
@@ -39,7 +39,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  /**
   * phy_state_machine - Handle the state machine
   * @work: work_struct that describes the work to be done
-@@ -888,8 +898,7 @@ void phy_state_machine(struct work_struc
+@@ -890,8 +900,7 @@ void phy_state_machine(struct work_struc
  		/* If the link is down, give up on negotiation for now */
  		if (!phydev->link) {
  			phydev->state = PHY_NOLINK;
@@ -49,7 +49,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  			break;
  		}
  
-@@ -901,9 +910,7 @@ void phy_state_machine(struct work_struc
+@@ -903,9 +912,7 @@ void phy_state_machine(struct work_struc
  		/* If AN is done, we're running */
  		if (err > 0) {
  			phydev->state = PHY_RUNNING;
@@ -60,7 +60,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  		} else if (0 == phydev->link_timeout--)
  			needs_aneg = true;
  		break;
-@@ -928,8 +935,7 @@ void phy_state_machine(struct work_struc
+@@ -930,8 +937,7 @@ void phy_state_machine(struct work_struc
  				}
  			}
  			phydev->state = PHY_RUNNING;
@@ -70,7 +70,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  		}
  		break;
  	case PHY_FORCING:
-@@ -939,13 +945,12 @@ void phy_state_machine(struct work_struc
+@@ -941,13 +947,12 @@ void phy_state_machine(struct work_struc
  
  		if (phydev->link) {
  			phydev->state = PHY_RUNNING;
@@ -86,7 +86,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  		break;
  	case PHY_RUNNING:
  		/* Only register a CHANGE if we are polling or ignoring
-@@ -968,14 +973,12 @@ void phy_state_machine(struct work_struc
+@@ -970,14 +975,12 @@ void phy_state_machine(struct work_struc
  
  		if (phydev->link) {
  			phydev->state = PHY_RUNNING;
@@ -103,7 +103,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  		if (phy_interrupt_is_valid(phydev))
  			err = phy_config_interrupt(phydev,
  						   PHY_INTERRUPT_ENABLED);
-@@ -983,8 +986,7 @@ void phy_state_machine(struct work_struc
+@@ -985,8 +988,7 @@ void phy_state_machine(struct work_struc
  	case PHY_HALTED:
  		if (phydev->link) {
  			phydev->link = 0;
@@ -113,7 +113,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  			do_suspend = true;
  		}
  		break;
-@@ -1004,11 +1006,11 @@ void phy_state_machine(struct work_struc
+@@ -1006,11 +1008,11 @@ void phy_state_machine(struct work_struc
  
  				if (phydev->link) {
  					phydev->state = PHY_RUNNING;
@@ -127,7 +127,7 @@ Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
  			} else {
  				phydev->state = PHY_AN;
  				phydev->link_timeout = PHY_AN_TIMEOUT;
-@@ -1020,11 +1022,11 @@ void phy_state_machine(struct work_struc
+@@ -1022,11 +1024,11 @@ void phy_state_machine(struct work_struc
  
  			if (phydev->link) {
  				phydev->state = PHY_RUNNING;
diff --git a/target/linux/ramips/patches-4.4/0034-NET-multi-phy-support.patch b/target/linux/ramips/patches-4.4/0034-NET-multi-phy-support.patch
index 2c3807d344..f49660a56e 100644
--- a/target/linux/ramips/patches-4.4/0034-NET-multi-phy-support.patch
+++ b/target/linux/ramips/patches-4.4/0034-NET-multi-phy-support.patch
@@ -11,7 +11,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
 
 --- a/drivers/net/phy/phy.c
 +++ b/drivers/net/phy/phy.c
-@@ -888,7 +888,8 @@ void phy_state_machine(struct work_struc
+@@ -890,7 +890,8 @@ void phy_state_machine(struct work_struc
  		/* If the link is down, give up on negotiation for now */
  		if (!phydev->link) {
  			phydev->state = PHY_NOLINK;
@@ -21,7 +21,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  			phydev->adjust_link(phydev->attached_dev);
  			break;
  		}
-@@ -971,7 +972,8 @@ void phy_state_machine(struct work_struc
+@@ -973,7 +974,8 @@ void phy_state_machine(struct work_struc
  			netif_carrier_on(phydev->attached_dev);
  		} else {
  			phydev->state = PHY_NOLINK;
@@ -31,7 +31,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org>
  		}
  
  		phydev->adjust_link(phydev->attached_dev);
-@@ -983,7 +985,8 @@ void phy_state_machine(struct work_struc
+@@ -985,7 +987,8 @@ void phy_state_machine(struct work_struc
  	case PHY_HALTED:
  		if (phydev->link) {
  			phydev->link = 0;