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Diffstat (limited to 'net/netfilter/nfnetlink.c')
-rw-r--r--net/netfilter/nfnetlink.c28
1 files changed, 12 insertions, 16 deletions
diff --git a/net/netfilter/nfnetlink.c b/net/netfilter/nfnetlink.c
index b8ab37ad7ed5..92761a988375 100644
--- a/net/netfilter/nfnetlink.c
+++ b/net/netfilter/nfnetlink.c
@@ -107,9 +107,10 @@ int nfnetlink_has_listeners(unsigned int group)
}
EXPORT_SYMBOL_GPL(nfnetlink_has_listeners);
-int nfnetlink_send(struct sk_buff *skb, u32 pid, unsigned group, int echo)
+int nfnetlink_send(struct sk_buff *skb, u32 pid,
+ unsigned group, int echo, gfp_t flags)
{
- return nlmsg_notify(nfnl, skb, pid, group, echo, gfp_any());
+ return nlmsg_notify(nfnl, skb, pid, group, echo, flags);
}
EXPORT_SYMBOL_GPL(nfnetlink_send);
@@ -136,7 +137,7 @@ static int nfnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
return -EPERM;
/* All the messages must at least contain nfgenmsg */
- if (nlh->nlmsg_len < NLMSG_SPACE(sizeof(struct nfgenmsg)))
+ if (nlh->nlmsg_len < NLMSG_LENGTH(sizeof(struct nfgenmsg)))
return 0;
type = nlh->nlmsg_type;
@@ -160,19 +161,14 @@ replay:
{
int min_len = NLMSG_SPACE(sizeof(struct nfgenmsg));
u_int8_t cb_id = NFNL_MSG_TYPE(nlh->nlmsg_type);
- u_int16_t attr_count = ss->cb[cb_id].attr_count;
- struct nlattr *cda[attr_count+1];
-
- if (likely(nlh->nlmsg_len >= min_len)) {
- struct nlattr *attr = (void *)nlh + NLMSG_ALIGN(min_len);
- int attrlen = nlh->nlmsg_len - NLMSG_ALIGN(min_len);
-
- err = nla_parse(cda, attr_count, attr, attrlen,
- ss->cb[cb_id].policy);
- if (err < 0)
- return err;
- } else
- return -EINVAL;
+ struct nlattr *cda[ss->cb[cb_id].attr_count + 1];
+ struct nlattr *attr = (void *)nlh + min_len;
+ int attrlen = nlh->nlmsg_len - min_len;
+
+ err = nla_parse(cda, ss->cb[cb_id].attr_count,
+ attr, attrlen, ss->cb[cb_id].policy);
+ if (err < 0)
+ return err;
err = nc->call(nfnl, skb, nlh, cda);
if (err == -EAGAIN)