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rtlwifi: rtl8723be: avoid undefined behavior

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Do not return undefined value for transmission power
if the rate is invalid.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Heinrich Schuchardt
2016-05-18 00:46:23 +02:00
committed by Kalle Valo
parent 3fdbda446f
commit 6b3c33e985
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
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@@ -1019,7 +1019,7 @@ static u8 _rtl8723be_get_txpower_index(struct ieee80211_hw *hw, u8 path,
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
u8 index = (channel - 1);
u8 txpower;
u8 txpower = 0;
u8 power_diff_byrate = 0;
if (channel > 14 || channel < 1) {