1 files changed, 5 insertions, 3 deletions

diff --git a/net/tipc/bcast.c b/net/tipc/bcast.c
index 5aff0844d4d3..52307397e0b1 100644
--- a/net/tipc/bcast.c
+++ b/net/tipc/bcast.c
@@ -523,11 +523,13 @@ receive:
                         tipc_bclink_unlock(net);
                         tipc_node_unlock(node);
                 } else if (msg_user(msg) == MSG_FRAGMENTER) {
-                        tipc_buf_append(&node->bclink.reasm_buf, &buf);
-                        if (unlikely(!buf && !node->bclink.reasm_buf))
-                                goto unlock;
                         tipc_bclink_lock(net);
                         bclink_accept_pkt(node, seqno);
+                        tipc_buf_append(&node->bclink.reasm_buf, &buf);
+                        if (unlikely(!buf && !node->bclink.reasm_buf)) {
+                                tipc_bclink_unlock(net);
+                                goto unlock;
+                        }
                         bcl->stats.recv_fragments++;
                         if (buf) {
                                 bcl->stats.recv_fragmented++;