net: remove struct dst_entry::entry_size

Unused after kmem_cache_zalloc() conversion.
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/dst.h

@@ -104,7 +104,6 @@ struct dst_ops
 	void			(*link_failure)(struct sk_buff *);
 	void			(*update_pmtu)(struct dst_entry *dst, u32 mtu);
 	int			(*local_out)(struct sk_buff *skb);
-	int			entry_size;
 
 	atomic_t		entries;
 	struct kmem_cache 		*kmem_cachep;

net/decnet/dn_route.c

@@ -131,7 +131,6 @@ static struct dst_ops dn_dst_ops = {
 	.negative_advice =	dn_dst_negative_advice,
 	.link_failure =		dn_dst_link_failure,
 	.update_pmtu =		dn_dst_update_pmtu,
-	.entry_size =		sizeof(struct dn_route),
 	.entries =		ATOMIC_INIT(0),
 };
 

net/ipv4/route.c

@@ -160,7 +160,6 @@ static struct dst_ops ipv4_dst_ops = {
 	.link_failure =		ipv4_link_failure,
 	.update_pmtu =		ip_rt_update_pmtu,
 	.local_out =		__ip_local_out,
-	.entry_size =		sizeof(struct rtable),
 	.entries =		ATOMIC_INIT(0),
 };
 
@@ -2701,7 +2700,6 @@ static struct dst_ops ipv4_dst_blackhole_ops = {
 	.destroy		=	ipv4_dst_destroy,
 	.check			=	ipv4_dst_check,
 	.update_pmtu		=	ipv4_rt_blackhole_update_pmtu,
-	.entry_size		=	sizeof(struct rtable),
 	.entries		=	ATOMIC_INIT(0),
 };
 

net/ipv4/xfrm4_policy.c

@@ -246,7 +246,6 @@ static struct dst_ops xfrm4_dst_ops = {
 	.ifdown =		xfrm4_dst_ifdown,
 	.local_out =		__ip_local_out,
 	.gc_thresh =		1024,
-	.entry_size =		sizeof(struct xfrm_dst),
 	.entries =		ATOMIC_INIT(0),
 };
 

net/ipv6/route.c

@@ -108,7 +108,6 @@ static struct dst_ops ip6_dst_ops_template = {
 	.link_failure		=	ip6_link_failure,
 	.update_pmtu		=	ip6_rt_update_pmtu,
 	.local_out		=	__ip6_local_out,
-	.entry_size		=	sizeof(struct rt6_info),
 	.entries		=	ATOMIC_INIT(0),
 };
 
@@ -122,7 +121,6 @@ static struct dst_ops ip6_dst_blackhole_ops = {
 	.destroy		=	ip6_dst_destroy,
 	.check			=	ip6_dst_check,
 	.update_pmtu		=	ip6_rt_blackhole_update_pmtu,
-	.entry_size		=	sizeof(struct rt6_info),
 	.entries		=	ATOMIC_INIT(0),
 };
 

net/ipv6/xfrm6_policy.c

@@ -277,7 +277,6 @@ static struct dst_ops xfrm6_dst_ops = {
 	.ifdown =		xfrm6_dst_ifdown,
 	.local_out =		__ip6_local_out,
 	.gc_thresh =		1024,
-	.entry_size =		sizeof(struct xfrm_dst),
 	.entries =		ATOMIC_INIT(0),
 };