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raspberrypi-kernel
提交 7b67c857 编写于 作者: T Thomas Graf 提交者： David S. Miller
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[XFRM] netlink: Use nlmsg_data() instead of NLMSG_DATA() 

Signed-off-by: NThomas Graf <tgraf@suug.ch>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 9825069d
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Showing with 28 addition and 28 deletion
net/xfrm/xfrm_user.c
浏览文件 @ 7b67c857
......@@ -443,7 +443,7 @@ static struct xfrm_state *xfrm_state_construct(struct xfrm_usersa_info *p,
static int xfrm_add_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct xfrm_usersa_info *p = NLMSG_DATA(nlh);
struct xfrm_usersa_info *p = nlmsg_data(nlh);
struct xfrm_state *x;
int err;
struct km_event c;
......@@ -520,7 +520,7 @@ static int xfrm_del_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct xfrm_state *x;
int err = -ESRCH;
struct km_event c;
struct xfrm_usersa_id *p = NLMSG_DATA(nlh);
struct xfrm_usersa_id *p = nlmsg_data(nlh);
x = xfrm_user_state_lookup(p, xfrma, &err);
if (x == NULL)
......@@ -592,7 +592,7 @@ static int dump_one_state(struct xfrm_state *x, int count, void *ptr)
if (nlh == NULL)
return -EMSGSIZE;
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
copy_to_user_state(x, p);
if (x->aalg)
......@@ -715,7 +715,7 @@ static int xfrm_get_spdinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct sk_buff *r_skb;
u32 *flags = NLMSG_DATA(nlh);
u32 *flags = nlmsg_data(nlh);
u32 spid = NETLINK_CB(skb).pid;
u32 seq = nlh->nlmsg_seq;
int len = NLMSG_LENGTH(sizeof(u32));
......@@ -765,7 +765,7 @@ static int xfrm_get_sadinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct sk_buff *r_skb;
u32 *flags = NLMSG_DATA(nlh);
u32 *flags = nlmsg_data(nlh);
u32 spid = NETLINK_CB(skb).pid;
u32 seq = nlh->nlmsg_seq;
int len = NLMSG_LENGTH(sizeof(u32));
......@@ -787,7 +787,7 @@ static int xfrm_get_sadinfo(struct sk_buff *skb, struct nlmsghdr *nlh,
static int xfrm_get_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct xfrm_usersa_id *p = NLMSG_DATA(nlh);
struct xfrm_usersa_id *p = nlmsg_data(nlh);
struct xfrm_state *x;
struct sk_buff *resp_skb;
int err = -ESRCH;
......@@ -841,7 +841,7 @@ static int xfrm_alloc_userspi(struct sk_buff *skb, struct nlmsghdr *nlh,
int family;
int err;
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
err = verify_userspi_info(p);
if (err)
goto out_noput;
......@@ -1130,7 +1130,7 @@ static struct xfrm_policy *xfrm_policy_construct(struct xfrm_userpolicy_info *p,
static int xfrm_add_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct xfrm_userpolicy_info *p = NLMSG_DATA(nlh);
struct xfrm_userpolicy_info *p = nlmsg_data(nlh);
struct xfrm_policy *xp;
struct km_event c;
int err;
......@@ -1277,8 +1277,8 @@ static int dump_one_policy(struct xfrm_policy *xp, int dir, int count, void *ptr
XFRM_MSG_NEWPOLICY, sizeof(*p), sp->nlmsg_flags);
if (nlh == NULL)
return -EMSGSIZE;
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
copy_to_user_policy(xp, p, dir);
if (copy_to_user_tmpl(xp, skb) < 0)
goto nlmsg_failure;
......@@ -1351,7 +1351,7 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
struct km_event c;
int delete;
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
delete = nlh->nlmsg_type == XFRM_MSG_DELPOLICY;
err = copy_from_user_policy_type(&type, xfrma);
......@@ -1420,7 +1420,7 @@ static int xfrm_flush_sa(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct km_event c;
struct xfrm_usersa_flush *p = NLMSG_DATA(nlh);
struct xfrm_usersa_flush *p = nlmsg_data(nlh);
struct xfrm_audit audit_info;
int err;
......@@ -1448,8 +1448,8 @@ static int build_aevent(struct sk_buff *skb, struct xfrm_state *x, struct km_eve
nlh = nlmsg_put(skb, c->pid, c->seq, XFRM_MSG_NEWAE, sizeof(*id), 0);
if (nlh == NULL)
return -EMSGSIZE;
id = NLMSG_DATA(nlh);
id = nlmsg_data(nlh);
memcpy(&id->sa_id.daddr, &x->id.daddr,sizeof(x->id.daddr));
id->sa_id.spi = x->id.spi;
id->sa_id.family = x->props.family;
......@@ -1490,7 +1490,7 @@ static int xfrm_get_ae(struct sk_buff *skb, struct nlmsghdr *nlh,
struct sk_buff *r_skb;
int err;
struct km_event c;
struct xfrm_aevent_id *p = NLMSG_DATA(nlh);
struct xfrm_aevent_id *p = nlmsg_data(nlh);
int len = NLMSG_LENGTH(sizeof(struct xfrm_aevent_id));
struct xfrm_usersa_id *id = &p->sa_id;
......@@ -1538,7 +1538,7 @@ static int xfrm_new_ae(struct sk_buff *skb, struct nlmsghdr *nlh,
struct xfrm_state *x;
struct km_event c;
int err = - EINVAL;
struct xfrm_aevent_id *p = NLMSG_DATA(nlh);
struct xfrm_aevent_id *p = nlmsg_data(nlh);
struct rtattr *rp = xfrma[XFRMA_REPLAY_VAL-1];
struct rtattr *lt = xfrma[XFRMA_LTIME_VAL-1];
......@@ -1602,7 +1602,7 @@ static int xfrm_add_pol_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct xfrm_policy *xp;
struct xfrm_user_polexpire *up = NLMSG_DATA(nlh);
struct xfrm_user_polexpire *up = nlmsg_data(nlh);
struct xfrm_userpolicy_info *p = &up->pol;
u8 type = XFRM_POLICY_TYPE_MAIN;
int err = -ENOENT;
......@@ -1664,7 +1664,7 @@ static int xfrm_add_sa_expire(struct sk_buff *skb, struct nlmsghdr *nlh,
{
struct xfrm_state *x;
int err;
struct xfrm_user_expire *ue = NLMSG_DATA(nlh);
struct xfrm_user_expire *ue = nlmsg_data(nlh);
struct xfrm_usersa_info *p = &ue->state;
x = xfrm_state_lookup(&p->id.daddr, p->id.spi, p->id.proto, p->family);
......@@ -1699,7 +1699,7 @@ static int xfrm_add_acquire(struct sk_buff *skb, struct nlmsghdr *nlh,
int i;
struct rtattr *rt = xfrma[XFRMA_TMPL-1];
struct xfrm_user_acquire *ua = NLMSG_DATA(nlh);
struct xfrm_user_acquire *ua = nlmsg_data(nlh);
struct xfrm_state *x = xfrm_state_alloc();
int err = -ENOMEM;
......@@ -1794,7 +1794,7 @@ static int copy_from_user_migrate(struct xfrm_migrate *ma,
static int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh,
struct rtattr **xfrma)
{
struct xfrm_userpolicy_id *pi = NLMSG_DATA(nlh);
struct xfrm_userpolicy_id *pi = nlmsg_data(nlh);
struct xfrm_migrate m[XFRM_MAX_DEPTH];
u8 type;
int err;
......@@ -1863,8 +1863,8 @@ static int build_migrate(struct sk_buff *skb, struct xfrm_migrate *m,
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_MIGRATE, sizeof(*pol_id), 0);
if (nlh == NULL)
return -EMSGSIZE;
pol_id = NLMSG_DATA(nlh);
pol_id = nlmsg_data(nlh);
/* copy data from selector, dir, and type to the pol_id */
memset(pol_id, 0, sizeof(*pol_id));
memcpy(&pol_id->sel, sel, sizeof(pol_id->sel));
......@@ -2041,8 +2041,8 @@ static int build_expire(struct sk_buff *skb, struct xfrm_state *x, struct km_eve
nlh = nlmsg_put(skb, c->pid, 0, XFRM_MSG_EXPIRE, sizeof(*ue), 0);
if (nlh == NULL)
return -EMSGSIZE;
ue = NLMSG_DATA(nlh);
ue = nlmsg_data(nlh);
copy_to_user_state(x, &ue->state);
ue->hard = (c->data.hard != 0) ? 1 : 0;
......@@ -2100,7 +2100,7 @@ static int xfrm_notify_sa_flush(struct km_event *c)
return -EMSGSIZE;
}
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
p->proto = c->data.proto;
nlmsg_end(skb, nlh);
......@@ -2148,9 +2148,9 @@ static int xfrm_notify_sa(struct xfrm_state *x, struct km_event *c)
if (nlh == NULL)
goto nlmsg_failure;
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
if (c->event == XFRM_MSG_DELSA) {
id = NLMSG_DATA(nlh);
id = nlmsg_data(nlh);
memcpy(&id->daddr, &x->id.daddr, sizeof(id->daddr));
id->spi = x->id.spi;
id->family = x->props.family;
......@@ -2218,8 +2218,8 @@ static int build_acquire(struct sk_buff *skb, struct xfrm_state *x,
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_ACQUIRE, sizeof(*ua), 0);
if (nlh == NULL)
return -EMSGSIZE;
ua = NLMSG_DATA(nlh);
ua = nlmsg_data(nlh);
memcpy(&ua->id, &x->id, sizeof(ua->id));
memcpy(&ua->saddr, &x->props.saddr, sizeof(ua->saddr));
memcpy(&ua->sel, &x->sel, sizeof(ua->sel));
......@@ -2335,8 +2335,8 @@ static int build_polexpire(struct sk_buff *skb, struct xfrm_policy *xp,
nlh = nlmsg_put(skb, c->pid, 0, XFRM_MSG_POLEXPIRE, sizeof(*upe), 0);
if (nlh == NULL)
return -EMSGSIZE;
upe = NLMSG_DATA(nlh);
upe = nlmsg_data(nlh);
copy_to_user_policy(xp, &upe->pol, dir);
if (copy_to_user_tmpl(xp, skb) < 0)
goto nlmsg_failure;
......@@ -2402,9 +2402,9 @@ static int xfrm_notify_policy(struct xfrm_policy *xp, int dir, struct km_event *
if (nlh == NULL)
goto nlmsg_failure;
p = NLMSG_DATA(nlh);
p = nlmsg_data(nlh);
if (c->event == XFRM_MSG_DELPOLICY) {
id = NLMSG_DATA(nlh);
id = nlmsg_data(nlh);
memset(id, 0, sizeof(*id));
id->dir = dir;
if (c->data.byid)
......@@ -2491,8 +2491,8 @@ static int build_report(struct sk_buff *skb, u8 proto,
nlh = nlmsg_put(skb, 0, 0, XFRM_MSG_REPORT, sizeof(*ur), 0);
if (nlh == NULL)
return -EMSGSIZE;
ur = NLMSG_DATA(nlh);
ur = nlmsg_data(nlh);
ur->proto = proto;
memcpy(&ur->sel, sel, sizeof(ur->sel));
......
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