Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=cfbfd45a8c4c0c8dd8ed491caefdeffd94acf9e4
Commit: cfbfd45a8c4c0c8dd8ed491caefdeffd94acf9e4
Parent: c26445acbc292ab0466407db6d3bdcc5cbe1d03b
Author: Thomas Graf <[EMAIL PROTECTED]>
AuthorDate: Wed Aug 22 13:57:04 2007 -0700
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Wed Oct 10 16:48:21 2007 -0700
[XFRM] netlink: Clear up some of the CONFIG_XFRM_SUB_POLICY ifdef mess
Moves all of the SUB_POLICY ifdefs related to the attribute size
calculation into a function.
Signed-off-by: Thomas Graf <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/xfrm/xfrm_user.c | 28 +++++++++++++---------------
1 files changed, 13 insertions(+), 15 deletions(-)
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index 30e47c6..5efaf45 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1224,6 +1224,14 @@ static inline int copy_to_user_sec_ctx(struct
xfrm_policy *xp, struct sk_buff *s
}
return 0;
}
+static inline size_t userpolicy_type_attrsize(void)
+{
+#ifdef CONFIG_XFRM_SUB_POLICY
+ return nla_total_size(sizeof(struct xfrm_userpolicy_type));
+#else
+ return 0;
+#endif
+}
#ifdef CONFIG_XFRM_SUB_POLICY
static int copy_to_user_policy_type(u8 type, struct sk_buff *skb)
@@ -1857,9 +1865,7 @@ static int xfrm_send_migrate(struct xfrm_selector *sel,
u8 dir, u8 type,
len = RTA_SPACE(sizeof(struct xfrm_user_migrate) * num_migrate);
len += NLMSG_SPACE(sizeof(struct xfrm_userpolicy_id));
-#ifdef CONFIG_XFRM_SUB_POLICY
- len += RTA_SPACE(sizeof(struct xfrm_userpolicy_type));
-#endif
+ len += userpolicy_type_attrsize();
skb = alloc_skb(len, GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
@@ -2214,9 +2220,7 @@ static int xfrm_send_acquire(struct xfrm_state *x, struct
xfrm_tmpl *xt,
len = RTA_SPACE(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr);
len += NLMSG_SPACE(sizeof(struct xfrm_user_acquire));
len += RTA_SPACE(xfrm_user_sec_ctx_size(x->security));
-#ifdef CONFIG_XFRM_SUB_POLICY
- len += RTA_SPACE(sizeof(struct xfrm_userpolicy_type));
-#endif
+ len += userpolicy_type_attrsize();
skb = alloc_skb(len, GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
@@ -2322,9 +2326,7 @@ static int xfrm_exp_policy_notify(struct xfrm_policy *xp,
int dir, struct km_eve
len = RTA_SPACE(sizeof(struct xfrm_user_tmpl) * xp->xfrm_nr);
len += NLMSG_SPACE(sizeof(struct xfrm_user_polexpire));
len += RTA_SPACE(xfrm_user_sec_ctx_size(xp->security));
-#ifdef CONFIG_XFRM_SUB_POLICY
- len += RTA_SPACE(sizeof(struct xfrm_userpolicy_type));
-#endif
+ len += userpolicy_type_attrsize();
skb = alloc_skb(len, GFP_ATOMIC);
if (skb == NULL)
return -ENOMEM;
@@ -2349,9 +2351,7 @@ static int xfrm_notify_policy(struct xfrm_policy *xp, int
dir, struct km_event *
len += RTA_SPACE(headlen);
headlen = sizeof(*id);
}
-#ifdef CONFIG_XFRM_SUB_POLICY
- len += RTA_SPACE(sizeof(struct xfrm_userpolicy_type));
-#endif
+ len += userpolicy_type_attrsize();
len += NLMSG_SPACE(headlen);
skb = alloc_skb(len, GFP_ATOMIC);
@@ -2401,9 +2401,7 @@ static int xfrm_notify_policy_flush(struct km_event *c)
struct nlmsghdr *nlh;
struct sk_buff *skb;
int len = 0;
-#ifdef CONFIG_XFRM_SUB_POLICY
- len += RTA_SPACE(sizeof(struct xfrm_userpolicy_type));
-#endif
+ len += userpolicy_type_attrsize();
len += NLMSG_LENGTH(0);
skb = alloc_skb(len, GFP_ATOMIC);
-
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