ebtables: update to latest git 2018-05-15

66a9701 ebtables: Fix build errors and warnings
9fff3d5 include: Fix musl libc compatibility
b1cdae8 extensions: Add string filter to ebtables

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

package/network/utils/ebtables/Makefile

@@ -8,13 +8,13 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=ebtables
-PKG_SOURCE_DATE:=2018-04-11
+PKG_SOURCE_DATE:=2018-05-15
 PKG_RELEASE:=1
 
 PKG_SOURCE_URL:=https://git.netfilter.org/ebtables
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_VERSION:=2e783b2277665c467138e7685309622456c41db4
-PKG_MIRROR_HASH:=601a41f579f76c8121bb6076ebcf5eb5efddf634ebb5949ec9e983a17e66e689
+PKG_SOURCE_VERSION:=66a97018a31eed416c6a25d051ea172e4d65be1b
+PKG_MIRROR_HASH:=3205285d4e92ab66d75681fd031b6bdc19954198b58dec1d8cbbf64312ebd445
 
 PKG_LICENSE:=GPL-2.0
 

package/network/utils/ebtables/patches/200-fix-extension-init.patch

@@ -247,3 +247,14 @@
  {
  	ebt_register_table(&table);
  }
+--- a/extensions/ebt_string.c
++++ b/extensions/ebt_string.c
+@@ -310,7 +310,7 @@ static struct ebt_u_match string_match =
+ 	.extra_ops	= opts,
+ };
+ 
+-void _init(void)
++__attribute__((constructor)) static void extension_init(void)
+ {
+ 	ebt_register_match(&string_match);
+ }