From: Martin Blumenstingl martin.blumenstingl@googlemail.com
[ Upstream commit 15c8e267dfa62f207ee1db666c822324e3362b84 ]
rtw_mac_power_switch() calls rtw_pwr_seq_parser() which can return -EINVAL, -EBUSY or 0. Propagate the original error code instead of unconditionally returning -EINVAL in case of an error.
Fixes: e3037485c68e ("rtw88: new Realtek 802.11ac driver") Signed-off-by: Martin Blumenstingl martin.blumenstingl@googlemail.com Reviewed-by: Ping-Ke Shih pkshih@realtek.com Signed-off-by: Kalle Valo kvalo@kernel.org Link: https://lore.kernel.org/r/20230226221004.138331-3-martin.blumenstingl@google... Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/realtek/rtw88/mac.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/realtek/rtw88/mac.c b/drivers/net/wireless/realtek/rtw88/mac.c index 498f156553699..589caeff2033a 100644 --- a/drivers/net/wireless/realtek/rtw88/mac.c +++ b/drivers/net/wireless/realtek/rtw88/mac.c @@ -247,6 +247,7 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) const struct rtw_pwr_seq_cmd **pwr_seq; u8 rpwm; bool cur_pwr; + int ret;
if (rtw_chip_wcpu_11ac(rtwdev)) { rpwm = rtw_read8(rtwdev, rtwdev->hci.rpwm_addr); @@ -270,8 +271,9 @@ static int rtw_mac_power_switch(struct rtw_dev *rtwdev, bool pwr_on) return -EALREADY;
pwr_seq = pwr_on ? chip->pwr_on_seq : chip->pwr_off_seq; - if (rtw_pwr_seq_parser(rtwdev, pwr_seq)) - return -EINVAL; + ret = rtw_pwr_seq_parser(rtwdev, pwr_seq); + if (ret) + return ret;
if (pwr_on) set_bit(RTW_FLAG_POWERON, rtwdev->flags);