mka: Simplify ieee802_1x_mka_sak_use_body_present()

to_use_sak is a Boolean variable, so there is no need for an if
statement to figure out whether to return TRUE or FALSE.

Signed-off-by: Sabrina Dubroca <sd@queasysnail.net>

src/pae/ieee802_1x_kay.c

@@ -1111,10 +1111,7 @@ static Boolean
 ieee802_1x_mka_sak_use_body_present(
 	struct ieee802_1x_mka_participant *participant)
 {
-	if (participant->to_use_sak)
-		return TRUE;
-	else
-		return FALSE;
+	return participant->to_use_sak;
 }