xtables-compat: ebtables: remove interface masks from ebt_entry struct

They don't exist in the legacy ABI, so don't pretend otherwise.

Signed-off-by: Florian Westphal <fw@strlen.de>
diff --git a/iptables/nft-bridge.c b/iptables/nft-bridge.c
index 162a87e..fcc5164 100644
--- a/iptables/nft-bridge.c
+++ b/iptables/nft-bridge.c
@@ -406,7 +406,6 @@
 	}
 }
 
-
 static void nft_bridge_print_firewall(struct nftnl_rule *r, unsigned int num,
 				      unsigned int format)
 {
@@ -547,14 +546,7 @@
 		}
 	}
 
-	return is_same_interfaces((char *)a->in,
-				  (char *)a->out,
-				  a->in_mask,
-				  a->out_mask,
-				  (char *)b->in,
-				  (char *)b->out,
-				  b->in_mask,
-				  b->out_mask);
+	return strcmp(a->in, b->in) == 0 && strcmp(a->out, b->out) == 0;
 }
 
 static bool nft_bridge_rule_find(struct nft_family_ops *ops, struct nftnl_rule *r,
diff --git a/iptables/xshared.h b/iptables/xshared.h
index cec5a08..01c0eb1 100644
--- a/iptables/xshared.h
+++ b/iptables/xshared.h
@@ -76,9 +76,6 @@
 	unsigned char sourcemsk[6];
 	unsigned char destmac[6];
 	unsigned char destmsk[6];
-
-	unsigned char in_mask[IFNAMSIZ];
-	unsigned char out_mask[IFNAMSIZ];
 };
 
 struct iptables_command_state {