#include <sys/un.h>
#include <unistd.h>
+#include "sd-daemon.h"
+
+#include "fd-util.h"
+#include "parse-util.h"
#include "path-util.h"
#include "socket-util.h"
#include "strv.h"
#include "util.h"
-#include "sd-daemon.h"
-
static void unsetenv_all(bool unset_environment) {
if (!unset_environment)
if (n_fds > 0 || have_pid) {
/* CMSG_SPACE(0) may return value different then zero, which results in miscalculated controllen. */
- msghdr.msg_controllen = (n_fds ? CMSG_SPACE(sizeof(int) * n_fds) : 0) +
- CMSG_SPACE(sizeof(struct ucred)) * have_pid;
- msghdr.msg_control = alloca(msghdr.msg_controllen);
+ msghdr.msg_controllen =
+ (n_fds > 0 ? CMSG_SPACE(sizeof(int) * n_fds) : 0) +
+ (have_pid ? CMSG_SPACE(sizeof(struct ucred)) : 0);
+
+ msghdr.msg_control = alloca0(msghdr.msg_controllen);
cmsg = CMSG_FIRSTHDR(&msghdr);
if (n_fds > 0) {