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-rw-r--r--net/netlink/af_netlink.c13
-rw-r--r--net/netlink/genetlink.c2
2 files changed, 7 insertions, 8 deletions
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index d527c89..f61d81b 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1148,7 +1148,7 @@ static int netlink_sendmsg(struct kiocb *kiocb, struct socket *sock,
if (len > sk->sk_sndbuf - 32)
goto out;
err = -ENOBUFS;
- skb = nlmsg_new(len, GFP_KERNEL);
+ skb = alloc_skb(len, GFP_KERNEL);
if (skb==NULL)
goto out;
@@ -1435,14 +1435,13 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err)
struct sk_buff *skb;
struct nlmsghdr *rep;
struct nlmsgerr *errmsg;
- int size;
+ size_t payload = sizeof(*errmsg);
- if (err == 0)
- size = nlmsg_total_size(sizeof(*errmsg));
- else
- size = nlmsg_total_size(sizeof(*errmsg) + nlmsg_len(nlh));
+ /* error messages get the original request appened */
+ if (err)
+ payload += nlmsg_len(nlh);
- skb = nlmsg_new(size, GFP_KERNEL);
+ skb = nlmsg_new(payload, GFP_KERNEL);
if (!skb) {
struct sock *sk;
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 49bc2db..70d60c8 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -480,7 +480,7 @@ static struct sk_buff *ctrl_build_msg(struct genl_family *family, u32 pid,
struct sk_buff *skb;
int err;
- skb = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
+ skb = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL);
if (skb == NULL)
return ERR_PTR(-ENOBUFS);