[PATCH ath-next] wifi: ath12k: Handle DP_RX_DECAP_TYPE_8023 type in Rx path

Jeff Johnson jeff.johnson at oss.qualcomm.com
Thu Apr 30 14:30:47 PDT 2026


On Sat, 18 Apr 2026 22:06:20 +0530, Tamizh Chelvam Raja wrote:
> The driver does not currently set any rx_flag for frames received with
> decap type DP_RX_DECAP_TYPE_8023. When the hardware reports
> LLC-encapsulated packets whose length field is below 0x0600, the MSDU_END
> descriptor may indicate decap type DP_RX_DECAP_TYPE_8023.
> 
> These frames are effectively equivalent to Ethernet-II (DIX) packets,
> similar to those decoded as DP_RX_DECAP_TYPE_ETHERNET2_DIX. If the
> driver does not set RX_FLAG_8023 for these frames, mac80211 will
> misinterpret them as 802.11 frames. This causes valid frames such as
> Bridge Protocol Data Units (BPDUs) to be dropped. BPDUs are exchanged
> between switches to maintain and manage network topology, and must
> be treated as Ethernet frames.
> 
> [...]

Applied, thanks!

[1/1] wifi: ath12k: Handle DP_RX_DECAP_TYPE_8023 type in Rx path
      commit: c4aa897fe234a7bbfc0ba246df34137e3a88beb8

Best regards,
-- 
Jeff Johnson <jeff.johnson at oss.qualcomm.com>




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