wifi: rtlwifi: cleanup few rtlxxx_tx_fill_desc() routines

Remove unreachable branches in 'rtl92ce_tx_fill_desc()',
'rtl92cu_tx_fill_desc()' and 'rtl8723e_tx_fill_desc()'.
Compile tested only.

Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240109104735.140550-1-dmantipov@yandex.ru

drivers/net/wireless/realtek/rtlwifi/rtl8192ce/trx.c

@@ -350,7 +350,6 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
-	bool defaultadapter = true;
 	__le32 *pdesc = (__le32 *)pdesc8;
 	u16 seq_number;
 	__le16 fc = hdr->frame_control;
@@ -503,9 +502,6 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
 	if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) {
 		set_tx_desc_hwseq_en(pdesc, 1);
 		set_tx_desc_pkt_id(pdesc, 8);
-
-		if (!defaultadapter)
-			set_tx_desc_qos(pdesc, 1);
 	}
 
 	set_tx_desc_more_frag(pdesc, (lastseg ? 0 : 1));

drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c

@@ -475,7 +475,6 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
-	bool defaultadapter = true;
 	u8 *qc = ieee80211_get_qos_ctl(hdr);
 	u8 tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
 	u16 seq_number;
@@ -587,8 +586,6 @@ void rtl92cu_tx_fill_desc(struct ieee80211_hw *hw,
 	      ppsc->fwctrl_lps) {
 		set_tx_desc_hwseq_en(txdesc, 1);
 		set_tx_desc_pkt_id(txdesc, 8);
-		if (!defaultadapter)
-			set_tx_desc_qos(txdesc, 1);
 	}
 	if (ieee80211_has_morefrags(fc))
 		set_tx_desc_more_frag(txdesc, 1);

drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c

@@ -349,7 +349,6 @@ void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw,
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
-	bool b_defaultadapter = true;
 	/* bool b_trigger_ac = false; */
 	u8 *pdesc8 = (u8 *)pdesc_tx;
 	__le32 *pdesc = (__le32 *)pdesc8;
@@ -503,10 +502,7 @@ void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw,
 		set_tx_desc_hwseq_en_8723(pdesc, 1);
 		/* set_tx_desc_hwseq_en(pdesc, 1); */
 		/* set_tx_desc_pkt_id(pdesc, 8); */
-
-		if (!b_defaultadapter)
-			set_tx_desc_hwseq_sel_8723(pdesc, 1);
-	/* set_tx_desc_qos(pdesc, 1); */
+		/* set_tx_desc_qos(pdesc, 1); */
 	}
 
 	set_tx_desc_more_frag(pdesc, (lastseg ? 0 : 1));