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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2016-05-17 22:46:23 (GMT)
committerKalle Valo <kvalo@codeaurora.org>2016-06-14 14:20:50 (GMT)
commit6b3c33e985f20e7de07fc4b9b1a96dc452e37cb4 (patch)
treecfadef1c5ec642eebb1133b427eed964d70ffea0
parent3fdbda446fbcd7fb750179c01338e81cf04e46c7 (diff)
downloadlinux-6b3c33e985f20e7de07fc4b9b1a96dc452e37cb4.tar.xz
rtlwifi: rtl8723be: avoid undefined behavior
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>
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
index 445f681..c5ca9df 100644
--- a/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723be/phy.c
@@ -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) {