From: P Praneesh Date: Mon, 20 May 2024 07:00:44 +0000 (+0530) Subject: wifi: ath12k: fix invalid memory access while processing fragmented packets X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=073f9f249eecd64ab9d59c91c4a23cfdcc02afe4;p=users%2Fjedix%2Flinux-maple.git wifi: ath12k: fix invalid memory access while processing fragmented packets The monitor ring and the reo reinject ring share the same ring mask index. When the driver receives an interrupt for the reo reinject ring, the monitor ring is also processed, leading to invalid memory access. Since monitor support is not yet enabled in ath12k, the ring mask for the monitor ring should be removed. Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.1.1-00209-QCAHKSWPL_SILICONZ-1 Fixes: d889913205cf ("wifi: ath12k: driver for Qualcomm Wi-Fi 7 devices") Signed-off-by: P Praneesh Acked-by: Jeff Johnson Signed-off-by: Kalle Valo Link: https://msgid.link/20240520070045.631029-3-quic_ppranees@quicinc.com --- diff --git a/drivers/net/wireless/ath/ath12k/hw.c b/drivers/net/wireless/ath/ath12k/hw.c index b45f929a0204..2e11ea763574 100644 --- a/drivers/net/wireless/ath/ath12k/hw.c +++ b/drivers/net/wireless/ath/ath12k/hw.c @@ -544,9 +544,6 @@ static const struct ath12k_hw_ring_mask ath12k_hw_ring_mask_qcn9274 = { }, .rx_mon_dest = { 0, 0, 0, - ATH12K_RX_MON_RING_MASK_0, - ATH12K_RX_MON_RING_MASK_1, - ATH12K_RX_MON_RING_MASK_2, }, .rx = { 0, 0, 0, 0, @@ -572,8 +569,7 @@ static const struct ath12k_hw_ring_mask ath12k_hw_ring_mask_qcn9274 = { ATH12K_HOST2RXDMA_RING_MASK_0, }, .tx_mon_dest = { - ATH12K_TX_MON_RING_MASK_0, - ATH12K_TX_MON_RING_MASK_1, + 0, 0, 0, }, };