util: never use sizeof(sa_family_t) when calculating sockaddr sizes

1 files changed, 1 insertions, 1 deletions

diff --git a/src/manager.c b/src/manager.c
index c062cfb5ed..4ee04e181f 100644
--- a/src/manager.c
+++ b/src/manager.c
@@ -92,7 +92,7 @@ static int manager_setup_notify(Manager *m) {
         else
                 strncpy(sa.un.sun_path+1, NOTIFY_SOCKET, sizeof(sa.un.sun_path)-1);
 
-        if (bind(m->notify_watch.fd, &sa.sa, sizeof(sa_family_t) + 1 + strlen(sa.un.sun_path+1)) < 0) {
+        if (bind(m->notify_watch.fd, &sa.sa, offsetof(struct sockaddr_un, sun_path) + 1 + strlen(sa.un.sun_path+1)) < 0) {
                 log_error("bind() failed: %m");
                 return -errno;
         }