From: Pravin B Shelar <pshelar@nicira.com>
Date: Tue, 1 Sep 2015 03:05:57 +0000 (-0700)
Subject: tun_dst: Remove opts_size
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=63b6c13dbb7d3e36f031629f7e4e86dacfcab8cf;p=deliverable%2Flinux.git

tun_dst: Remove opts_size

opts_size is only written and never read. Following patch
removes this unused variable.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/net/dst_metadata.h b/include/net/dst_metadata.h
index 547ab8241593..af9d5382f6cb 100644
--- a/include/net/dst_metadata.h
+++ b/include/net/dst_metadata.h
@@ -7,7 +7,6 @@
 
 struct metadata_dst {
 	struct dst_entry		dst;
-	size_t				opts_len;
 	union {
 		struct ip_tunnel_info	tun_info;
 	} u;
diff --git a/net/core/dst.c b/net/core/dst.c
index 477035ed7903..0771c8cb9307 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -378,7 +378,6 @@ static void __metadata_dst_init(struct metadata_dst *md_dst, u8 optslen)
 	dst->output = dst_md_discard_sk;
 
 	memset(dst + 1, 0, sizeof(*md_dst) + optslen - sizeof(*dst));
-	md_dst->opts_len = optslen;
 }
 
 struct metadata_dst *metadata_dst_alloc(u8 optslen, gfp_t flags)