package/network/utils/iptables/patches/003-ebtables-vlan-fix_userspace_kernel_headers_collision.patch

   1 From 51d374ba41ae4f1bb851228c06b030b83dd2092f Mon Sep 17 00:00:00 2001
   2 From: Baruch Siach <baruch@tkos.co.il>
   3 Date: Tue, 13 Nov 2018 19:22:08 +0200
   4 Subject: ebtables: vlan: fix userspace/kernel headers collision
   5 MIME-Version: 1.0
   6 Content-Type: text/plain; charset=UTF-8
   7 Content-Transfer-Encoding: 8bit
   8
   9 Build with musl libc fails because of conflicting struct ethhdr
  10 definitions:
  11
  12 In file included from .../sysroot/usr/include/net/ethernet.h:10:0,
  13                  from ../iptables/nft-bridge.h:8,
  14                  from libebt_vlan.c:18:
  15 .../sysroot/usr/include/netinet/if_ether.h:107:8: error: redefinition of ‘struct ethhdr’
  16  struct ethhdr {
  17         ^~~~~~
  18 In file included from libebt_vlan.c:16:0:
  19 .../sysroot/usr/include/linux/if_ether.h:160:8: note: originally defined here
  20  struct ethhdr {
  21         ^~~~~~
  22
  23 Include the userspace header first for the definition suppression logic
  24 to do the right thing.
  25
  26 Signed-off-by: Baruch Siach <baruch@tkos.co.il>
  27 Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
  28 ---
  29  extensions/libebt_vlan.c | 1 +
  30  1 file changed, 1 insertion(+)
  31
  32 --- a/extensions/libebt_vlan.c
  33 +++ b/extensions/libebt_vlan.c
  34 @@ -12,6 +12,7 @@
  35  #include <getopt.h>
  36  #include <ctype.h>
  37  #include <xtables.h>
  38 +#include <netinet/if_ether.h>
  39  #include <linux/netfilter_bridge/ebt_vlan.h>
  40  #include <linux/if_ether.h>
  41  #include "iptables/nft.h"