rtw89: Fix error when qempty.qempty not defined when dle_dfi_ctrl() f…

…ails

This change fixes the build for openSUSE Leap 15.3, and likely fixes other
4.3 kernels.

Signed-off-by: Larry Finger <[email protected]>

rtw89: Add dummy "fallthrough"

Signed-off-by: Larry Finger <[email protected]>

Author: Ping-Ke Shih <[email protected]>

rtw89: Fix variable dereferenced before check 'sta'

The pointer rtwsta is dereferencing pointer sta before sta is being null
checked. Fix this by assigning sta->drv_priv to rtwsta only if sta is not
NULL, otherwise just NULL.

Fixes: e3ec7017f6a2 ("rtw89: add Realtek 802.11ax driver")
Reported-by: Colin Ian King <[email protected]>
Signed-off-by: Ping-Ke Shih <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
Signed-off-by: Larry Finger <[email protected]>
Link: https://lore.kernel.org/r/[email protected]

rtw89: Fix builds for kernels older than 5.7

Signed-off-by: Larry Finger <[email protected]>

rtw89: Fix tag date

Signed-off-by: Larry Finger <[email protected]>

rtw89: Tag for updated driver

Signed-off-by: Larry Finger <[email protected]>

rtw89: Fix fsleep problem for openSUSE Leap 15.3

Signed-off-by: Larry Finger <[email protected]>