From 23bbb0de4e3f85d9704a5c12a5afa2dfa0159e41 Mon Sep 17 00:00:00 2001 From: Michal Schmidt Date: Fri, 28 Nov 2014 18:23:20 +0100 Subject: treewide: more log_*_errno + return simplifications --- src/core/cgroup.c | 24 ++++++++---------------- 1 file changed, 8 insertions(+), 16 deletions(-) (limited to 'src/core/cgroup.c') diff --git a/src/core/cgroup.c b/src/core/cgroup.c index 02c4e0a419..c24bfc8d33 100644 --- a/src/core/cgroup.c +++ b/src/core/cgroup.c @@ -630,10 +630,8 @@ static int unit_create_cgroups(Unit *u, CGroupControllerMask mask) { /* First, create our own group */ r = cg_create_everywhere(u->manager->cgroup_supported, mask, u->cgroup_path); - if (r < 0) { - log_error_errno(r, "Failed to create cgroup %s: %m", u->cgroup_path); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to create cgroup %s: %m", u->cgroup_path); /* Keep track that this is now realized */ u->cgroup_realized = true; @@ -857,10 +855,8 @@ int manager_setup_cgroup(Manager *m) { m->cgroup_root = NULL; r = cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, 0, &m->cgroup_root); - if (r < 0) { - log_error_errno(r, "Cannot determine cgroup we are running in: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Cannot determine cgroup we are running in: %m"); /* LEGACY: Already in /system.slice? If so, let's cut this * off. This is to support live upgrades from older systemd @@ -883,10 +879,8 @@ int manager_setup_cgroup(Manager *m) { /* 2. Show data */ r = cg_get_path(SYSTEMD_CGROUP_CONTROLLER, m->cgroup_root, NULL, &path); - if (r < 0) { - log_error_errno(r, "Cannot find cgroup mount point: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Cannot find cgroup mount point: %m"); log_debug("Using cgroup controller " SYSTEMD_CGROUP_CONTROLLER ". File system hierarchy is at %s.", path); if (!m->test_run) { @@ -904,10 +898,8 @@ int manager_setup_cgroup(Manager *m) { /* 4. Make sure we are in the root cgroup */ r = cg_create_and_attach(SYSTEMD_CGROUP_CONTROLLER, m->cgroup_root, 0); - if (r < 0) { - log_error_errno(r, "Failed to create root cgroup hierarchy: %m"); - return r; - } + if (r < 0) + return log_error_errno(r, "Failed to create root cgroup hierarchy: %m"); /* 5. And pin it, so that it cannot be unmounted */ safe_close(m->pin_cgroupfs_fd); -- cgit v1.2.3-54-g00ecf