[added to the 3.18 stable tree] rtlwifi: Fix logic error in enter/exit power-save mode

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This patch has been added to the 3.18 stable tree. If you have any
objections, please let us know.

===============

[ Upstream commit 873ffe154ae074c46ed2d72dbd9a2a99f06f55b4 ]

In commit a269913c52ad ("rtlwifi: Rework rtl_lps_leave() and
rtl_lps_enter() to use work queue"), the tests for enter/exit
power-save mode were inverted. With this change applied, the
wifi connection becomes much more stable.

Fixes: a269913c52ad ("rtlwifi: Rework rtl_lps_leave() and rtl_lps_enter() to use work queue")
Signed-off-by: Wang YanQing <udknight@xxxxxxxxx>
CC: Stable <stable@xxxxxxxxxxxxxxx> [3.10+]
Acked-by: Larry Finger <Larry.Finger@xxxxxxxxxxxx>
Signed-off-by: Kalle Valo <kvalo@xxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sasha.levin@xxxxxxxxxx>
---
 drivers/net/wireless/rtlwifi/base.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c
index af24869..339f94e 100644
--- a/drivers/net/wireless/rtlwifi/base.c
+++ b/drivers/net/wireless/rtlwifi/base.c
@@ -1587,9 +1587,9 @@ void rtl_watchdog_wq_callback(void *data)
 		if (((rtlpriv->link_info.num_rx_inperiod +
 		      rtlpriv->link_info.num_tx_inperiod) > 8) ||
 		    (rtlpriv->link_info.num_rx_inperiod > 2))
-			rtl_lps_enter(hw);
-		else
 			rtl_lps_leave(hw);
+		else
+			rtl_lps_enter(hw);
 	}
 
 	rtlpriv->link_info.num_rx_inperiod = 0;
-- 
2.5.0

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