diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/systemd.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/util/systemd.c b/util/systemd.c index 1dd0367d9a..5bcac9b401 100644 --- a/util/systemd.c +++ b/util/systemd.c @@ -23,6 +23,7 @@ unsigned int check_socket_activation(void) unsigned long nr_fds; unsigned int i; int fd; + int f; int err; s = getenv("LISTEN_PID"); @@ -54,7 +55,8 @@ unsigned int check_socket_activation(void) /* So the file descriptors don't leak into child processes. */ for (i = 0; i < nr_fds; ++i) { fd = FIRST_SOCKET_ACTIVATION_FD + i; - if (fcntl(fd, F_SETFD, FD_CLOEXEC) == -1) { + f = fcntl(fd, F_GETFD); + if (f == -1 || fcntl(fd, F_SETFD, f | FD_CLOEXEC) == -1) { /* If we cannot set FD_CLOEXEC then it probably means the file * descriptor is invalid, so socket activation has gone wrong * and we should exit. |