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Message-Id: <20210605105443.17667-1-fw@strlen.de>
Date: Sat, 5 Jun 2021 12:54:43 +0200
From: Florian Westphal <fw@...len.de>
To: <netdev@...r.kernel.org>
Cc: steffen.klassert@...unet.com, herbert@...dor.apana.org.au,
Florian Westphal <fw@...len.de>
Subject: [PATCH ipsec-next] xfrm: remove description from xfrm_type struct
Its set but never read. Reduces size of xfrm_type to 64 bytes on 64bit.
Signed-off-by: Florian Westphal <fw@...len.de>
---
include/net/xfrm.h | 2 --
net/ipv4/ah4.c | 1 -
net/ipv4/esp4.c | 1 -
net/ipv4/esp4_offload.c | 1 -
net/ipv4/ipcomp.c | 1 -
net/ipv4/xfrm4_tunnel.c | 1 -
net/ipv6/ah6.c | 1 -
net/ipv6/esp6.c | 1 -
net/ipv6/esp6_offload.c | 1 -
net/ipv6/ipcomp6.c | 1 -
net/ipv6/mip6.c | 2 --
net/ipv6/xfrm6_tunnel.c | 1 -
12 files changed, 14 deletions(-)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 6e11db6fa0ab..1aad78c5f2d5 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -388,7 +388,6 @@ void xfrm_flush_gc(void);
void xfrm_state_delete_tunnel(struct xfrm_state *x);
struct xfrm_type {
- char *description;
struct module *owner;
u8 proto;
u8 flags;
@@ -410,7 +409,6 @@ int xfrm_register_type(const struct xfrm_type *type, unsigned short family);
void xfrm_unregister_type(const struct xfrm_type *type, unsigned short family);
struct xfrm_type_offload {
- char *description;
struct module *owner;
u8 proto;
void (*encap)(struct xfrm_state *, struct sk_buff *pskb);
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index 36ed85bf2ad5..2d2d08aa787d 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -554,7 +554,6 @@ static int ah4_rcv_cb(struct sk_buff *skb, int err)
static const struct xfrm_type ah_type =
{
- .description = "AH4",
.owner = THIS_MODULE,
.proto = IPPROTO_AH,
.flags = XFRM_TYPE_REPLAY_PROT,
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 35803ab7ac80..f5362b9d75eb 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -1198,7 +1198,6 @@ static int esp4_rcv_cb(struct sk_buff *skb, int err)
static const struct xfrm_type esp_type =
{
- .description = "ESP4",
.owner = THIS_MODULE,
.proto = IPPROTO_ESP,
.flags = XFRM_TYPE_REPLAY_PROT,
diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c
index be019a1fe3af..8e4e9aa12130 100644
--- a/net/ipv4/esp4_offload.c
+++ b/net/ipv4/esp4_offload.c
@@ -342,7 +342,6 @@ static const struct net_offload esp4_offload = {
};
static const struct xfrm_type_offload esp_type_offload = {
- .description = "ESP4 OFFLOAD",
.owner = THIS_MODULE,
.proto = IPPROTO_ESP,
.input_tail = esp_input_tail,
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index b42683212c65..2e69e81e1f5d 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -152,7 +152,6 @@ static int ipcomp4_rcv_cb(struct sk_buff *skb, int err)
}
static const struct xfrm_type ipcomp_type = {
- .description = "IPCOMP4",
.owner = THIS_MODULE,
.proto = IPPROTO_COMP,
.init_state = ipcomp4_init_state,
diff --git a/net/ipv4/xfrm4_tunnel.c b/net/ipv4/xfrm4_tunnel.c
index fb0648e7fb32..f4555a88f86b 100644
--- a/net/ipv4/xfrm4_tunnel.c
+++ b/net/ipv4/xfrm4_tunnel.c
@@ -42,7 +42,6 @@ static void ipip_destroy(struct xfrm_state *x)
}
static const struct xfrm_type ipip_type = {
- .description = "IPIP",
.owner = THIS_MODULE,
.proto = IPPROTO_IPIP,
.init_state = ipip_init_state,
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index 20d492da725a..e9705c256068 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -755,7 +755,6 @@ static int ah6_rcv_cb(struct sk_buff *skb, int err)
}
static const struct xfrm_type ah6_type = {
- .description = "AH6",
.owner = THIS_MODULE,
.proto = IPPROTO_AH,
.flags = XFRM_TYPE_REPLAY_PROT,
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index 393ae2b78e7d..be2c0ac76eaa 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -1243,7 +1243,6 @@ static int esp6_rcv_cb(struct sk_buff *skb, int err)
}
static const struct xfrm_type esp6_type = {
- .description = "ESP6",
.owner = THIS_MODULE,
.proto = IPPROTO_ESP,
.flags = XFRM_TYPE_REPLAY_PROT,
diff --git a/net/ipv6/esp6_offload.c b/net/ipv6/esp6_offload.c
index 40ed4fcf1cf4..a349d4798077 100644
--- a/net/ipv6/esp6_offload.c
+++ b/net/ipv6/esp6_offload.c
@@ -377,7 +377,6 @@ static const struct net_offload esp6_offload = {
};
static const struct xfrm_type_offload esp6_type_offload = {
- .description = "ESP6 OFFLOAD",
.owner = THIS_MODULE,
.proto = IPPROTO_ESP,
.input_tail = esp6_input_tail,
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index daef890460b7..491aba66b7ae 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -172,7 +172,6 @@ static int ipcomp6_rcv_cb(struct sk_buff *skb, int err)
}
static const struct xfrm_type ipcomp6_type = {
- .description = "IPCOMP6",
.owner = THIS_MODULE,
.proto = IPPROTO_COMP,
.init_state = ipcomp6_init_state,
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index 878fcec14949..bc560e1664aa 100644
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -324,7 +324,6 @@ static void mip6_destopt_destroy(struct xfrm_state *x)
}
static const struct xfrm_type mip6_destopt_type = {
- .description = "MIP6DESTOPT",
.owner = THIS_MODULE,
.proto = IPPROTO_DSTOPTS,
.flags = XFRM_TYPE_NON_FRAGMENT | XFRM_TYPE_LOCAL_COADDR,
@@ -456,7 +455,6 @@ static void mip6_rthdr_destroy(struct xfrm_state *x)
}
static const struct xfrm_type mip6_rthdr_type = {
- .description = "MIP6RT",
.owner = THIS_MODULE,
.proto = IPPROTO_ROUTING,
.flags = XFRM_TYPE_NON_FRAGMENT | XFRM_TYPE_REMOTE_COADDR,
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index f696d46e6910..2b31112c0856 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -291,7 +291,6 @@ static void xfrm6_tunnel_destroy(struct xfrm_state *x)
}
static const struct xfrm_type xfrm6_tunnel_type = {
- .description = "IP6IP6",
.owner = THIS_MODULE,
.proto = IPPROTO_IPV6,
.init_state = xfrm6_tunnel_init_state,
--
2.31.1
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