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authorShan Wei <davidshan@tencent.com>2012-04-24 18:21:07 +0000
committerDavid S. Miller <davem@davemloft.net>2012-04-25 20:46:59 -0400
commit8dcf01fc009d12d01fd195ed95eaaee61178f21a (patch)
treedaa9665ec6c4fe8ca17232242c8b3126e7b14076 /net
parent808db80a7eeff8314ac51654bfefc864582eea13 (diff)
downloadop-kernel-dev-8dcf01fc009d12d01fd195ed95eaaee61178f21a.zip
op-kernel-dev-8dcf01fc009d12d01fd195ed95eaaee61178f21a.tar.gz
net: sock_diag_handler structs can be const
read only, so change it to const. Signed-off-by: Shan Wei <davidshan@tencent.com> Acked-by: Pavel Emelyanov <xemul@parallels.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/core/sock_diag.c12
-rw-r--r--net/ipv4/inet_diag.c4
-rw-r--r--net/unix/diag.c2
3 files changed, 9 insertions, 9 deletions
diff --git a/net/core/sock_diag.c b/net/core/sock_diag.c
index b9868e1..5fd1467 100644
--- a/net/core/sock_diag.c
+++ b/net/core/sock_diag.c
@@ -10,7 +10,7 @@
#include <linux/inet_diag.h>
#include <linux/sock_diag.h>
-static struct sock_diag_handler *sock_diag_handlers[AF_MAX];
+static const struct sock_diag_handler *sock_diag_handlers[AF_MAX];
static int (*inet_rcv_compat)(struct sk_buff *skb, struct nlmsghdr *nlh);
static DEFINE_MUTEX(sock_diag_table_mutex);
@@ -70,7 +70,7 @@ void sock_diag_unregister_inet_compat(int (*fn)(struct sk_buff *skb, struct nlms
}
EXPORT_SYMBOL_GPL(sock_diag_unregister_inet_compat);
-int sock_diag_register(struct sock_diag_handler *hndl)
+int sock_diag_register(const struct sock_diag_handler *hndl)
{
int err = 0;
@@ -88,7 +88,7 @@ int sock_diag_register(struct sock_diag_handler *hndl)
}
EXPORT_SYMBOL_GPL(sock_diag_register);
-void sock_diag_unregister(struct sock_diag_handler *hnld)
+void sock_diag_unregister(const struct sock_diag_handler *hnld)
{
int family = hnld->family;
@@ -102,7 +102,7 @@ void sock_diag_unregister(struct sock_diag_handler *hnld)
}
EXPORT_SYMBOL_GPL(sock_diag_unregister);
-static inline struct sock_diag_handler *sock_diag_lock_handler(int family)
+static const inline struct sock_diag_handler *sock_diag_lock_handler(int family)
{
if (sock_diag_handlers[family] == NULL)
request_module("net-pf-%d-proto-%d-type-%d", PF_NETLINK,
@@ -112,7 +112,7 @@ static inline struct sock_diag_handler *sock_diag_lock_handler(int family)
return sock_diag_handlers[family];
}
-static inline void sock_diag_unlock_handler(struct sock_diag_handler *h)
+static inline void sock_diag_unlock_handler(const struct sock_diag_handler *h)
{
mutex_unlock(&sock_diag_table_mutex);
}
@@ -121,7 +121,7 @@ static int __sock_diag_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
{
int err;
struct sock_diag_req *req = NLMSG_DATA(nlh);
- struct sock_diag_handler *hndl;
+ const struct sock_diag_handler *hndl;
if (nlmsg_len(nlh) < sizeof(*req))
return -EINVAL;
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 8d25a1c..9f24028 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -999,12 +999,12 @@ static int inet_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
return inet_diag_get_exact(skb, h, (struct inet_diag_req_v2 *)NLMSG_DATA(h));
}
-static struct sock_diag_handler inet_diag_handler = {
+static const struct sock_diag_handler inet_diag_handler = {
.family = AF_INET,
.dump = inet_diag_handler_dump,
};
-static struct sock_diag_handler inet6_diag_handler = {
+static const struct sock_diag_handler inet6_diag_handler = {
.family = AF_INET6,
.dump = inet_diag_handler_dump,
};
diff --git a/net/unix/diag.c b/net/unix/diag.c
index f0486ae..47d3002 100644
--- a/net/unix/diag.c
+++ b/net/unix/diag.c
@@ -310,7 +310,7 @@ static int unix_diag_handler_dump(struct sk_buff *skb, struct nlmsghdr *h)
return unix_diag_get_exact(skb, h, (struct unix_diag_req *)NLMSG_DATA(h));
}
-static struct sock_diag_handler unix_diag_handler = {
+static const struct sock_diag_handler unix_diag_handler = {
.family = AF_UNIX,
.dump = unix_diag_handler_dump,
};
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