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Message-Id: <20080124122621.3248c651.dada1@cosmosbay.com>
Date: Thu, 24 Jan 2008 12:26:21 +0100
From: Eric Dumazet <dada1@...mosbay.com>
To: David Miller <davem@...emloft.net>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: [XFRM]: constify 'struct xfrm_type'
Signed-off-by: Eric Dumazet <dada1@...mosbay.com>
include/net/xfrm.h | 8 ++++----
net/ipv4/ah4.c | 2 +-
net/ipv4/esp4.c | 2 +-
net/ipv4/ipcomp.c | 2 +-
net/ipv4/xfrm4_tunnel.c | 2 +-
net/ipv6/ah6.c | 2 +-
net/ipv6/esp6.c | 2 +-
net/ipv6/ipcomp6.c | 2 +-
net/ipv6/mip6.c | 4 ++--
net/ipv6/xfrm6_tunnel.c | 2 +-
net/xfrm/xfrm_state.c | 16 ++++++++--------
11 files changed, 22 insertions(+), 22 deletions(-)
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 5ebb9ba..02d9b1e 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -201,7 +201,7 @@ struct xfrm_state
/* Reference to data common to all the instances of this
* transformer. */
- struct xfrm_type *type;
+ const struct xfrm_type *type;
struct xfrm_mode *inner_mode;
struct xfrm_mode *outer_mode;
@@ -278,7 +278,7 @@ struct xfrm_state_afinfo {
unsigned int proto;
unsigned int eth_proto;
struct module *owner;
- struct xfrm_type *type_map[IPPROTO_MAX];
+ const struct xfrm_type *type_map[IPPROTO_MAX];
struct xfrm_mode *mode_map[XFRM_MODE_MAX];
int (*init_flags)(struct xfrm_state *x);
void (*init_tempsel)(struct xfrm_state *x, struct flowi *fl,
@@ -321,8 +321,8 @@ struct xfrm_type
u32 (*get_mtu)(struct xfrm_state *, int size);
};
-extern int xfrm_register_type(struct xfrm_type *type, unsigned short family);
-extern int xfrm_unregister_type(struct xfrm_type *type, unsigned short family);
+extern int xfrm_register_type(const struct xfrm_type *type, unsigned short family);
+extern int xfrm_unregister_type(const struct xfrm_type *type, unsigned short family);
struct xfrm_mode {
/*
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index 3003503..4463eeb 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -216,10 +216,10 @@ static void xfrm_state_unlock_afinfo(struct xfrm_state_afinfo *afinfo)
write_unlock_bh(&xfrm_state_afinfo_lock);
}
-int xfrm_register_type(struct xfrm_type *type, unsigned short family)
+int xfrm_register_type(const struct xfrm_type *type, unsigned short family)
{
struct xfrm_state_afinfo *afinfo = xfrm_state_lock_afinfo(family);
- struct xfrm_type **typemap;
+ const struct xfrm_type **typemap;
int err = 0;
if (unlikely(afinfo == NULL))
@@ -235,10 +235,10 @@ int xfrm_register_type(struct xfrm_type *type, unsigned short family)
}
EXPORT_SYMBOL(xfrm_register_type);
-int xfrm_unregister_type(struct xfrm_type *type, unsigned short family)
+int xfrm_unregister_type(const struct xfrm_type *type, unsigned short family)
{
struct xfrm_state_afinfo *afinfo = xfrm_state_lock_afinfo(family);
- struct xfrm_type **typemap;
+ const struct xfrm_type **typemap;
int err = 0;
if (unlikely(afinfo == NULL))
@@ -254,11 +254,11 @@ int xfrm_unregister_type(struct xfrm_type *type, unsigned short family)
}
EXPORT_SYMBOL(xfrm_unregister_type);
-static struct xfrm_type *xfrm_get_type(u8 proto, unsigned short family)
+static const struct xfrm_type *xfrm_get_type(u8 proto, unsigned short family)
{
struct xfrm_state_afinfo *afinfo;
- struct xfrm_type **typemap;
- struct xfrm_type *type;
+ const struct xfrm_type **typemap;
+ const struct xfrm_type *type;
int modload_attempted = 0;
retry:
@@ -281,7 +281,7 @@ retry:
return type;
}
-static void xfrm_put_type(struct xfrm_type *type)
+static void xfrm_put_type(const struct xfrm_type *type)
{
module_put(type->owner);
}
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index d76803a..9d4555e 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -300,7 +300,7 @@ static void ah_destroy(struct xfrm_state *x)
}
-static struct xfrm_type ah_type =
+static const struct xfrm_type ah_type =
{
.description = "AH4",
.owner = THIS_MODULE,
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index 28ea5c7..602779d 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -448,7 +448,7 @@ error:
return -EINVAL;
}
-static struct xfrm_type esp_type =
+static const struct xfrm_type esp_type =
{
.description = "ESP4",
.owner = THIS_MODULE,
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index f4af99a..b271f87 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -434,7 +434,7 @@ error:
goto out;
}
-static struct xfrm_type ipcomp_type = {
+static const struct xfrm_type ipcomp_type = {
.description = "IPCOMP4",
.owner = THIS_MODULE,
.proto = IPPROTO_COMP,
diff --git a/net/ipv4/xfrm4_tunnel.c b/net/ipv4/xfrm4_tunnel.c
index 3268451..87f77e4 100644
--- a/net/ipv4/xfrm4_tunnel.c
+++ b/net/ipv4/xfrm4_tunnel.c
@@ -38,7 +38,7 @@ static void ipip_destroy(struct xfrm_state *x)
{
}
-static struct xfrm_type ipip_type = {
+static const struct xfrm_type ipip_type = {
.description = "IPIP",
.owner = THIS_MODULE,
.proto = IPPROTO_IPIP,
diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c
index fb0d07a..379c8e0 100644
--- a/net/ipv6/ah6.c
+++ b/net/ipv6/ah6.c
@@ -515,7 +515,7 @@ static void ah6_destroy(struct xfrm_state *x)
kfree(ahp);
}
-static struct xfrm_type ah6_type =
+static const struct xfrm_type ah6_type =
{
.description = "AH6",
.owner = THIS_MODULE,
diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c
index 5bd5292..e3fd9fe 100644
--- a/net/ipv6/esp6.c
+++ b/net/ipv6/esp6.c
@@ -395,7 +395,7 @@ error:
return -EINVAL;
}
-static struct xfrm_type esp6_type =
+static const struct xfrm_type esp6_type =
{
.description = "ESP6",
.owner = THIS_MODULE,
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index b276d04..c8f38e0 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -450,7 +450,7 @@ error:
goto out;
}
-static struct xfrm_type ipcomp6_type =
+static const struct xfrm_type ipcomp6_type =
{
.description = "IPCOMP6",
.owner = THIS_MODULE,
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index 49d3966..cd8a5bd 100644
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -330,7 +330,7 @@ static void mip6_destopt_destroy(struct xfrm_state *x)
{
}
-static struct xfrm_type mip6_destopt_type =
+static const struct xfrm_type mip6_destopt_type =
{
.description = "MIP6DESTOPT",
.owner = THIS_MODULE,
@@ -462,7 +462,7 @@ static void mip6_rthdr_destroy(struct xfrm_state *x)
{
}
-static struct xfrm_type mip6_rthdr_type =
+static const struct xfrm_type mip6_rthdr_type =
{
.description = "MIP6RT",
.owner = THIS_MODULE,
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index fae90ff..639fe8a 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -319,7 +319,7 @@ static void xfrm6_tunnel_destroy(struct xfrm_state *x)
xfrm6_tunnel_free_spi((xfrm_address_t *)&x->props.saddr);
}
-static struct xfrm_type xfrm6_tunnel_type = {
+static const struct xfrm_type xfrm6_tunnel_type = {
.description = "IP6IP6",
.owner = THIS_MODULE,
.proto = IPPROTO_IPV6,
--
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