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net: constify sock_diag_check_cookie() 

sock_diag_check_cookie() second parameter is constant

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2015-03-10 07:15:52 -07:00 committed by David S. Miller
parent 3855634deb
commit 491da2a477
2 changed files with 2 additions and 2 deletions
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2
include/linux/sock_diag.h
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@ -19,7 +19,7 @@ void sock_diag_unregister(const struct sock_diag_handler *h);
void sock_diag_register_inet_compat(int (*fn)(struct sk_buff *skb, struct nlmsghdr *nlh));
void sock_diag_unregister_inet_compat(int (*fn)(struct sk_buff *skb, struct nlmsghdr *nlh));
int sock_diag_check_cookie(void *sk, __u32 *cookie);
int sock_diag_check_cookie(void *sk, const __u32 *cookie);
void sock_diag_save_cookie(void *sk, __u32 *cookie);
int sock_diag_put_meminfo(struct sock *sk, struct sk_buff *skb, int attr);

2
net/core/sock_diag.c
View File

@ -13,7 +13,7 @@ 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);
int sock_diag_check_cookie(void *sk, __u32 *cookie)
int sock_diag_check_cookie(void *sk, const __u32 *cookie)
{
if ((cookie[0] != INET_DIAG_NOCOOKIE ||
cookie[1] != INET_DIAG_NOCOOKIE) &&