Staging: rtl8187se: fix if statement

I removed a misplace semicolon.  It is clear from the indentation that
TxPwrTracking87SE() was only supposed to be called if CheckTxPwrTracking()
returned true.
Signed-off-by: NDan Carpenter <error27@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/rtl8187se/r8180_core.c

@@ -2566,7 +2566,7 @@ void watch_dog_adaptive(unsigned long data)
 	// Tx Power Tracking on 87SE.
 #ifdef TX_TRACK
 	//if( priv->bTxPowerTrack )	//lzm mod 080826
-	if( CheckTxPwrTracking((struct net_device *)data));
+	if (CheckTxPwrTracking((struct net_device *)data))
 		TxPwrTracking87SE((struct net_device *)data);
 #endif