diff options
| author | Dmitry Antipov <dmantipov@yandex.ru> | 2023-10-03 07:33:16 +0300 |
|---|---|---|
| committer | Kalle Valo <kvalo@kernel.org> | 2023-10-05 09:54:58 +0300 |
| commit | 9418edf8ff01e7a4904aac1aca4864ecdea37593 (patch) | |
| tree | ed78aca76fd8ef81bff0e221a711fd665afb7b85 /drivers/net/wireless/realtek/rtlwifi | |
| parent | 036042e15770eab835e8e13f8164c6df63a74dbb (diff) | |
| download | linux-9418edf8ff01e7a4904aac1aca4864ecdea37593.tar.xz | |
wifi: rtlwifi: remove unreachable code in rtl92d_dm_check_edca_turbo()
Since '!(0x5ea42b & 0xffff0000)' is always false, remove unreachable
block in 'rtl92d_dm_check_edca_turbo()' and convert EDCA limits to
constant variables. Compile tested only.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Acked-by: Ping-Ke Shih <pkshih@realtek.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20231003043318.11370-1-dmantipov@yandex.ru
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8192de/dm.c | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/dm.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/dm.c index 6cc9c7649eda..cf4aca83bd05 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/dm.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/dm.c @@ -592,32 +592,18 @@ static void rtl92d_dm_check_edca_turbo(struct ieee80211_hw *hw) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + const u32 edca_be_ul = 0x5ea42b; + const u32 edca_be_dl = 0x5ea42b; static u64 last_txok_cnt; static u64 last_rxok_cnt; u64 cur_txok_cnt; u64 cur_rxok_cnt; - u32 edca_be_ul = 0x5ea42b; - u32 edca_be_dl = 0x5ea42b; if (mac->link_state != MAC80211_LINKED) { rtlpriv->dm.current_turbo_edca = false; goto exit; } - /* Enable BEQ TxOP limit configuration in wireless G-mode. */ - /* To check whether we shall force turn on TXOP configuration. */ - if ((!rtlpriv->dm.disable_framebursting) && - (rtlpriv->sec.pairwise_enc_algorithm == WEP40_ENCRYPTION || - rtlpriv->sec.pairwise_enc_algorithm == WEP104_ENCRYPTION || - rtlpriv->sec.pairwise_enc_algorithm == TKIP_ENCRYPTION)) { - /* Force TxOP limit to 0x005e for UL. */ - if (!(edca_be_ul & 0xffff0000)) - edca_be_ul |= 0x005e0000; - /* Force TxOP limit to 0x005e for DL. */ - if (!(edca_be_dl & 0xffff0000)) - edca_be_dl |= 0x005e0000; - } - if ((!rtlpriv->dm.is_any_nonbepkts) && (!rtlpriv->dm.disable_framebursting)) { cur_txok_cnt = rtlpriv->stats.txbytesunicast - last_txok_cnt; |