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Commit fc184f08 authored by Akinobu Mita's avatar Akinobu Mita Committed by David S. Miller
Browse files

sctp: use bitmap_weight 



Use bitmap_weight to count the total number of bits set in bitmap.

Signed-off-by: default avatarAkinobu Mita <akinobu.mita@gmail.com>
Cc: Vlad Yasevich <vyasevich@gmail.com>
Cc: Sridhar Samudrala <sri@us.ibm.com>
Cc: linux-sctp@vger.kernel.org
Cc: netdev@vger.kernel.org
Acked-by: default avatarVlad Yasevich <vyasevich@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 67f4efdc

net/sctp/tsnmap.c

+2 −6
Original line number Diff line number Diff line
@@ -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;

}