netdev - [PATCH net-next 08/15] arp: Remove special case to give AX25 it's open arp operations.

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Date:	Mon, 02 Mar 2015 00:06:31 -0600
From:	ebiederm@...ssion.com (Eric W. Biederman)
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org, Ralf Baechle <ralf@...ux-mips.org>,
	linux-hams@...r.kernel.org
Subject: [PATCH net-next 08/15] arp: Remove special case to give AX25 it's open arp operations.


The special case has been pushed out into ax25_neigh_construct so there
is no need to keep this code in arp.c

Signed-off-by: "Eric W. Biederman" <ebiederm@...ssion.com>
---
 net/ipv4/arp.c | 37 -------------------------------------
 1 file changed, 37 deletions(-)

diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 205e1472aa78..2557cf9a4648 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -149,14 +149,6 @@ static const struct neigh_ops arp_direct_ops = {
 	.connected_output =	neigh_direct_output,
 };
 
-static const struct neigh_ops arp_broken_ops = {
-	.family =		AF_INET,
-	.solicit =		arp_solicit,
-	.error_report =		arp_error_report,
-	.output =		neigh_compat_output,
-	.connected_output =	neigh_compat_output,
-};
-
 struct neigh_table arp_tbl = {
 	.family		= AF_INET,
 	.key_len	= 4,
@@ -260,35 +252,6 @@ static int arp_constructor(struct neighbour *neigh)
 		   in old paradigm.
 		 */
 
-#if 1
-		/* So... these "amateur" devices are hopeless.
-		   The only thing, that I can say now:
-		   It is very sad that we need to keep ugly obsolete
-		   code to make them happy.
-
-		   They should be moved to more reasonable state, now
-		   they use rebuild_header INSTEAD OF hard_start_xmit!!!
-		   Besides that, they are sort of out of date
-		   (a lot of redundant clones/copies, useless in 2.1),
-		   I wonder why people believe that they work.
-		 */
-		switch (dev->type) {
-		default:
-			break;
-		case ARPHRD_ROSE:
-#if IS_ENABLED(CONFIG_AX25)
-		case ARPHRD_AX25:
-#if IS_ENABLED(CONFIG_NETROM)
-		case ARPHRD_NETROM:
-#endif
-			neigh->ops = &arp_broken_ops;
-			neigh->output = neigh->ops->output;
-			return 0;
-#else
-			break;
-#endif
-		}
-#endif
 		if (neigh->type == RTN_MULTICAST) {
 			neigh->nud_state = NUD_NOARP;
 			arp_mc_map(addr, neigh->ha, dev, 1);
-- 
2.2.1

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