diff --git a/[refs] b/[refs]
index dbdefdda87bc..37cbea39d205 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 69b8797fc4a926bf5b895a39b84daddc7eebcd09
+refs/heads/master: a75e2ad772b6c26efd702f04be1f9a6414d24f22
diff --git a/trunk/drivers/net/wireless/rtlwifi/pci.c b/trunk/drivers/net/wireless/rtlwifi/pci.c
index 07dd38efe62a..288b035a3579 100644
--- a/trunk/drivers/net/wireless/rtlwifi/pci.c
+++ b/trunk/drivers/net/wireless/rtlwifi/pci.c
@@ -912,8 +912,13 @@ static void _rtl_pci_prepare_bcn_tasklet(struct ieee80211_hw *hw)
 	memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc));
 	ring = &rtlpci->tx_ring[BEACON_QUEUE];
 	pskb = __skb_dequeue(&ring->queue);
-	if (pskb)
+	if (pskb) {
+		struct rtl_tx_desc *entry = &ring->desc[ring->idx];
+		pci_unmap_single(rtlpci->pdev, rtlpriv->cfg->ops->get_desc(
+				 (u8 *) entry, true, HW_DESC_TXBUFF_ADDR),
+				 pskb->len, PCI_DMA_TODEVICE);
 		kfree_skb(pskb);
+	}
 
 	/*NB: the beacon data buffer must be 32-bit aligned. */
 	pskb = ieee80211_beacon_get(hw, mac->vif);