diff --git a/components/bt/host/bluedroid/stack/l2cap/include/l2c_int.h b/components/bt/host/bluedroid/stack/l2cap/include/l2c_int.h
index 26075679be..83d9781af8 100644
--- a/components/bt/host/bluedroid/stack/l2cap/include/l2c_int.h
+++ b/components/bt/host/bluedroid/stack/l2cap/include/l2c_int.h
@@ -52,7 +52,7 @@
 #define L2CAP_LINK_CONNECT_TOUT_EXT  120          /* 120 seconds */
 #define L2CAP_ECHO_RSP_TOUT          30           /* 30 seconds */
 #define L2CAP_LINK_FLOW_CONTROL_TOUT 2            /* 2  seconds */
-#define L2CAP_LINK_DISCONNECT_TOUT   30           /* 30 seconds */
+#define L2CAP_LINK_DISCONNECT_TOUT   45           /* 45 seconds */
 
 #ifndef L2CAP_CHNL_CONNECT_TOUT      /* BTIF needs to override for internal project needs */
 #define L2CAP_CHNL_CONNECT_TOUT      60           /* 60 seconds */
diff --git a/components/bt/host/bluedroid/stack/l2cap/l2c_link.c b/components/bt/host/bluedroid/stack/l2cap/l2c_link.c
index 960c455d87..4b2f46c3b5 100644
--- a/components/bt/host/bluedroid/stack/l2cap/l2c_link.c
+++ b/components/bt/host/bluedroid/stack/l2cap/l2c_link.c
@@ -1104,10 +1104,10 @@ void l2c_link_check_send_pkts (tL2C_LCB *p_lcb, tL2C_CCB *p_ccb, BT_HDR *p_buf)
 #if (BLE_INCLUDED == TRUE)
         while ( ((l2cb.controller_xmit_window != 0 && (p_lcb->transport == BT_TRANSPORT_BR_EDR)) ||
                  (l2cb.controller_le_xmit_window != 0 && (p_lcb->transport == BT_TRANSPORT_LE)))
-                && (p_lcb->sent_not_acked <= p_lcb->link_xmit_quota))
+                && (p_lcb->sent_not_acked < p_lcb->link_xmit_quota))
 #else
         while ( (l2cb.controller_xmit_window != 0)
-                && (p_lcb->sent_not_acked <= p_lcb->link_xmit_quota))
+                && (p_lcb->sent_not_acked < p_lcb->link_xmit_quota))
 #endif
         {
             if (list_is_empty(p_lcb->link_xmit_data_q)) {
@@ -1126,7 +1126,7 @@ void l2c_link_check_send_pkts (tL2C_LCB *p_lcb, tL2C_CCB *p_ccb, BT_HDR *p_buf)
 #if (BLE_INCLUDED == TRUE)
             while ( ((l2cb.controller_xmit_window != 0 && (p_lcb->transport == BT_TRANSPORT_BR_EDR)) ||
                      (l2cb.controller_le_xmit_window != 0 && (p_lcb->transport == BT_TRANSPORT_LE)))
-                    && (p_lcb->sent_not_acked <= p_lcb->link_xmit_quota))
+                    && (p_lcb->sent_not_acked < p_lcb->link_xmit_quota))
 #else
             while ((l2cb.controller_xmit_window != 0) && (p_lcb->sent_not_acked < p_lcb->link_xmit_quota))
 #endif