RE: [PATCH v5 2/6] wifi: rtw88: rx: mark zero length packets on RTL8723BS

From: Ping-Ke Shih

Date: Tue Aug 18 2026 - 20:43:11 EST


luka.gejak@xxxxxxxxx <luka.gejak@xxxxxxxxx> wrote:
> From: Luka Gejak <luka.gejak@xxxxxxxxx>
>
> Like the RTL8703B, the RTL8723BS reports receive descriptors with a zero
> packet length, which the vendor driver drops outright. rtw88 already
> flags these as having no PSDU for the RTL8703B, so extend the same
> handling rather than passing an empty frame up.
>
> This is gated on the SDIO interface rather than the chip id, because it
> has only been observed there; the USB variant is not known to do it.
>
> Co-developed-by: Michael Straube <straube.linux@xxxxxxxxx>
> Signed-off-by: Michael Straube <straube.linux@xxxxxxxxx>
> Signed-off-by: Luka Gejak <luka.gejak@xxxxxxxxx>

Acked-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx>

By the way, though you have added change log in cover letter. It'd be
better to make a copy here (after --- delimiter).