Remove one unused variable and add more descriptive comment.
Signed-off-by: Jan Safranek <jsafr...@redhat.com>
---
src/tools/lssubsys.c | 17 ++++++-----------
1 files changed, 6 insertions(+), 11 deletions(-)
diff --git a/src/tools/lssubsys.c b/src/tools/lssubsys.c
index c27169f..28ef456 100644
--- a/src/tools/lssubsys.c
+++ b/src/tools/lssubsys.c
@@ -102,17 +102,12 @@ static int print_all_controllers_in_hierarchy(const char
*tname,
int first = 1;
cont_name_t cont_names;
cont_name_t cont_name;
- int init = 1;
-
- /* initialize libcgroup */
- ret = cgroup_init();
- if (ret) {
- /*
- * if the group is not initialised we assume
- * no mount points are available
- */
- init = 0;
- }
+
+ /*
+ * Initialize libcgroup and intentionally ignore its result,
+ * no mounted controller is valid use case.
+ */
+ (void) cgroup_init();
ret = cgroup_get_all_controller_begin(&handle, &info);
if ((ret != 0) && (ret != ECGEOF)) {
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