Check return value of cgroup_read_stats_begin

Check return value of cgroup_read_stats_begin.

Signed-off-by: Jan Safranek <jsafrane@redhat.com>
Signed-off-by: Dhaval Giani <dhaval.giani@gmail.com>

diff --git a/src/tools/cgget.c b/src/tools/cgget.c
index 661011beb0a9a3a762dbaa060cbd0478162a47e9..de1a7dc102b381609adc0bf45d7c326e3679dbdb 100644 (file)
--- a/src/tools/cgget.c
+++ b/src/tools/cgget.c
@@ -50,7 +50,7 @@ static int display_one_record(char *name, struct cgroup_controller *group_contro
                void *handle;
                struct cgroup_stat stat;
 
-               cgroup_read_stats_begin(group_controller->name,
+               ret = cgroup_read_stats_begin(group_controller->name,
                        "/", &handle, &stat);
                if (ret != 0) {
                        fprintf(stderr, "stats read failed\n");