libdm: test for DM_STATS_GROUP_NOT_PRESENT in _stats_group_id_present

If the group_id passed to _stats_group_id_present is equal to the
special value DM_STATS_GROUP_NOT_PRESENT there is no need to perform
any further tests: return false immediately.

diff --git a/libdm/libdm-stats.c b/libdm/libdm-stats.c
index 6e79a093571a177561a804c50c1c0f0407159232..f10c6d68654bcf1d5a536db782ed78874c5e69f2 100644 (file)
--- a/libdm/libdm-stats.c
+++ b/libdm/libdm-stats.c
@@ -261,6 +261,9 @@ static int _stats_group_id_present(const struct dm_stats *dms, uint64_t id)
 {
        struct dm_stats_group *group = NULL;
 
+       if (id == DM_STATS_GROUP_NOT_PRESENT)
+               return 0;
+
        if (!dms || !dms->regions)
                return_0;