iproute2: update to 4.16

Update to latest version of iproute2, refresh patches.
See https://lkml.org/lkml/2018/4/2/349 for a full overview of the
changes in 4.16.
Build and tested on AR7xxx against musl

Signed-off-by: Hans Dedecker <dedeckeh@gmail.com>

package/network/utils/iproute2/Makefile

@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=iproute2
-PKG_VERSION:=4.15.0
-PKG_RELEASE:=3
+PKG_VERSION:=4.16.0
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz
 PKG_SOURCE_URL:=@KERNEL/linux/utils/net/iproute2
-PKG_HASH:=48d4616a99d7b609b7b795c0ae8ec57099fb0271ed89253e8772c02327798355
+PKG_HASH:=0c5c24020fd7349fe25728c5edee9fb6a1bc8a38f08e23be5c57a6301e55ee0a
 PKG_BUILD_PARALLEL:=1
 PKG_BUILD_DEPENDS:=iptables
 PKG_LICENSE:=GPL-2.0

package/network/utils/iproute2/patches/009-keep_libmnl_optional.patch

@@ -1,6 +1,6 @@
 --- a/configure
 +++ b/configure
-@@ -293,7 +293,7 @@ check_selinux()
+@@ -281,7 +281,7 @@ check_selinux()
  
  check_mnl()
  {

package/network/utils/iproute2/patches/300-ip_tiny.patch

@@ -89,7 +89,7 @@
  	{ "help",	do_help },
 --- a/lib/utils.c
 +++ b/lib/utils.c
-@@ -885,6 +885,7 @@ const char *rt_addr_n2a_r(int af, int le
+@@ -983,6 +983,7 @@ const char *rt_addr_n2a_r(int af, int le
  		return inet_ntop(af, addr, buf, buflen);
  	case AF_MPLS:
  		return mpls_ntop(af, addr, buf, buflen);
@@ -97,14 +97,14 @@
  	case AF_IPX:
  		return ipx_ntop(af, addr, buf, buflen);
  	case AF_DECnet:
-@@ -894,6 +895,7 @@ const char *rt_addr_n2a_r(int af, int le
+@@ -992,6 +993,7 @@ const char *rt_addr_n2a_r(int af, int le
  		memcpy(dna.a_addr, addr, 2);
  		return dnet_ntop(af, &dna, buf, buflen);
  	}
 +#endif
  	case AF_PACKET:
  		return ll_addr_n2a(addr, len, ARPHRD_VOID, buf, buflen);
- 	default:
+ 	case AF_BRIDGE:
 --- a/lib/Makefile
 +++ b/lib/Makefile
 @@ -3,6 +3,10 @@ include ../config.mk

package/network/utils/iproute2/patches/950-add-cake-to-tc.patch

@@ -1,5 +1,3 @@
-diff --git a/include/uapi/linux/pkt_sched.h b/include/uapi/linux/pkt_sched.h
-index 37b5096a..66da5df9 100644
 --- a/include/uapi/linux/pkt_sched.h
 +++ b/include/uapi/linux/pkt_sched.h
 @@ -934,4 +934,75 @@ enum {
@@ -78,9 +76,6 @@ index 37b5096a..66da5df9 100644
 +};
 +
  #endif
-diff --git a/man/man8/tc-cake.8 b/man/man8/tc-cake.8
-new file mode 100644
-index 00000000..ff77db8f
 --- /dev/null
 +++ b/man/man8/tc-cake.8
 @@ -0,0 +1,678 @@
@@ -762,8 +757,6 @@ index 00000000..ff77db8f
 +
 +This manual page was written by Loganaden Velvindron. Please report corrections
 +to the Linux Networking mailing list <netdev@vger.kernel.org>.
-diff --git a/tc/Makefile b/tc/Makefile
-index 3716dd6a..69f50a6b 100644
 --- a/tc/Makefile
 +++ b/tc/Makefile
 @@ -64,6 +64,7 @@ TCMODULES += em_meta.o
@@ -774,9 +767,6 @@ index 3716dd6a..69f50a6b 100644
  TCMODULES += q_fq.o
  TCMODULES += q_pie.o
  TCMODULES += q_hhf.o
-diff --git a/tc/q_cake.c b/tc/q_cake.c
-new file mode 100644
-index 00000000..44cadb63
 --- /dev/null
 +++ b/tc/q_cake.c
 @@ -0,0 +1,770 @@