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-rw-r--r--net/sctp/tsnmap.c8
1 files changed, 2 insertions, 6 deletions
diff --git a/net/sctp/tsnmap.c b/net/sctp/tsnmap.c
index b5fb7c40902..5f25e0c92c3 100644
--- a/net/sctp/tsnmap.c
+++ b/net/sctp/tsnmap.c
@@ -272,7 +272,7 @@ __u16 sctp_tsnmap_pending(struct sctp_tsnmap *map)
__u32 max_tsn = map->max_tsn_seen;
__u32 base_tsn = map->base_tsn;
__u16 pending_data;
- u32 gap, i;
+ u32 gap;
pending_data = max_tsn - cum_tsn;
gap = max_tsn - base_tsn;
@@ -280,11 +280,7 @@ __u16 sctp_tsnmap_pending(struct sctp_tsnmap *map)
if (gap == 0 || gap >= map->len)
goto out;
- for (i = 0; i < gap+1; i++) {
- if (test_bit(i, map->tsn_map))
- pending_data--;
- }
-
+ pending_data -= bitmap_weight(map->tsn_map, gap + 1);
out:
return pending_data;
}