From: Mike Brady <mikebrady@eircom.net>
Date: Thu, 17 May 2018 09:58:22 +0000 (+0100)
Subject: Fix an off-by-one bug causing excessive resend requests.
X-Git-Tag: 3.2RC8~2^2~13
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a8cd696f8d25c86b4c69727e54c026a55f6cc318;p=thirdparty%2Fshairport-sync.git

Fix an off-by-one bug causing excessive resend requests.
---

diff --git a/player.c b/player.c
index 8e29678a..32434ed3 100644
--- a/player.c
+++ b/player.c
@@ -535,7 +535,7 @@ void player_put_packet(seq_t seqno, uint32_t actual_timestamp, int64_t timestamp
             int k;
             for (k = -2; k <= 2; k++) {
               if ((back_step + k) < sd) { // if it's within the range of frames in use...
-                int item_to_check = (conn->ab_write - back_step + k) & 0xffff;
+                int item_to_check = (conn->ab_write - (back_step + k)) & 0xffff;
                 seq_t next = item_to_check;
                 abuf_t *check_buf = conn->audio_buffer + BUFIDX(next);
                 if ((!check_buf->ready) &&