From: Pauli Virtanen <pav@iki.fi>
Date: Thu, 24 Apr 2025 19:51:03 +0000 (+0300)
Subject: Bluetooth: L2CAP: copy RX timestamp to new fragments
X-Git-Tag: v6.15-rc5~22^2~18^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=3908feb1bd7f319a10e18d84369a48163264cc7d;p=thirdparty%2Flinux.git

Bluetooth: L2CAP: copy RX timestamp to new fragments

Copy timestamp too when allocating new skb for received fragment.
Fixes missing RX timestamps with fragmentation.

Fixes: 4d7ea8ee90e4 ("Bluetooth: L2CAP: Fix handling fragmented length")
Signed-off-by: Pauli Virtanen <pav@iki.fi>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
---

diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index 5ca7ac43c58d4..73472756618a0 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -7415,6 +7415,9 @@ static int l2cap_recv_frag(struct l2cap_conn *conn, struct sk_buff *skb,
 			return -ENOMEM;
 		/* Init rx_len */
 		conn->rx_len = len;
+
+		skb_set_delivery_time(conn->rx_skb, skb->tstamp,
+				      skb->tstamp_type);
 	}
 
 	/* Copy as much as the rx_skb can hold */