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Commit 5c4bc1ce authored by Chaoming Li's avatar Chaoming Li Committed by John W. Linville
Browse files

rtlwifi: Fix large packet issue 



An RX buffer is set to 9100 bytes to receive 8K AMSDU; however, an skb
of this size fails in the kernel.

Signed-off-by: default avatarChaoming Li <chaoming_li@realsil.com.cn>
Signed-off-by: default avatarLarry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 17212846

drivers/net/wireless/rtlwifi/pci.c

+15 −3
Original line number Diff line number Diff line
@@ -612,10 +612,22 @@ static void _rtl_pci_rx_interrupt(struct ieee80211_hw *hw) 
						    num_rx_inperiod++;

				}



				if (unlikely(!rtl_action_proc(hw, skb, false)))

				if (unlikely(!rtl_action_proc(hw, skb,

				    false))) {

					dev_kfree_skb_any(skb);

				else

					ieee80211_rx_irqsafe(hw, skb);

				} else {

					struct sk_buff *uskb = NULL;

					u8 *pdata;

					uskb = dev_alloc_skb(skb->len + 128);

					memcpy(IEEE80211_SKB_RXCB(uskb),

							&rx_status,

							sizeof(rx_status));

					pdata = (u8 *)skb_put(uskb, skb->len);

					memcpy(pdata, skb->data, skb->len);

					dev_kfree_skb_any(skb);



					ieee80211_rx_irqsafe(hw, uskb);

				}

			} else {

				dev_kfree_skb_any(skb);

			}