static int netlink_send(int fd, struct cn_msg *msg)
{
- struct nlmsghdr *nlh;
+ struct nlmsghdr nlh = { .nlmsg_type = NLMSG_DONE };
unsigned int size;
struct msghdr message;
- char buffer[64];
struct iovec iov[2];
size = sizeof(struct cn_msg) + msg->len;
- nlh = (struct nlmsghdr *)buffer;
- nlh->nlmsg_seq = 0;
- nlh->nlmsg_pid = getpid();
- nlh->nlmsg_type = NLMSG_DONE;
- nlh->nlmsg_len = NLMSG_LENGTH(size - sizeof(*nlh));
- nlh->nlmsg_flags = 0;
+ nlh.nlmsg_pid = getpid();
+ nlh.nlmsg_len = NLMSG_LENGTH(size);
- iov[0].iov_base = nlh;
- iov[0].iov_len = sizeof(*nlh);
+ iov[0].iov_base = &nlh;
+ iov[0].iov_len = sizeof(nlh);
iov[1].iov_base = msg;
iov[1].iov_len = size;