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https://github.com/Telecominfraproject/wlan-ap.git
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fc5f00817d
In the DP RX path, fast_rx is set to true by default. Currently, if peer lookup fails in ath11k_dp_rx_h_mpdu(), the SKB is not sent to the network stack or mac80211 because fast_rx remains true. This results in a memory leak. Fix this by setting fast_rx = false when peer lookup fails in ath11k_dp_rx_h_mpdu(), ensuring the SKB is properly delivered to mac80211 via ath11k_dp_rx_deliver_msdu(). Fixes: WIFI-15202 Signed-off-by: Marek Kwaczynski <marek@shasta.cloud>
23 lines
799 B
Diff
23 lines
799 B
Diff
Index: backports-20210222_001-5.4.164-b157d2276/drivers/net/wireless/ath/ath11k/dp_rx.c
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===================================================================
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--- backports-20210222_001-5.4.164-b157d2276.orig/drivers/net/wireless/ath/ath11k/dp_rx.c
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+++ backports-20210222_001-5.4.164-b157d2276/drivers/net/wireless/ath/ath11k/dp_rx.c
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@@ -2847,8 +2847,6 @@ static void ath11k_dp_rx_h_mpdu(struct a
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}
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}
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- *fast_rx = false;
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-
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if (rxcb->is_mcbc)
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enctype = peer->sec_type_grp;
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else
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@@ -2858,6 +2856,8 @@ static void ath11k_dp_rx_h_mpdu(struct a
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}
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spin_unlock_bh(&ar->ab->base_lock);
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+ *fast_rx = false;
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+
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rx_attention = ath11k_dp_rx_get_attention(ar->ab, rx_desc);
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err_bitmap = ath11k_dp_rx_h_attn_mpdu_err(rx_attention);
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if (enctype != HAL_ENCRYPT_TYPE_OPEN && !err_bitmap)
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