iwlwifi: rs fix wrong parenthesizing in rs_get_lower_rate function

Signed-off-by: Guy Cohen <guy.cohen@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

drivers/net/wireless/iwlwifi/iwl-4965-rs.c

@@ -735,7 +735,7 @@ static u32 rs_get_lower_rate(struct iwl4965_lq_sta *lq_sta,
 		else
 			tbl->lq_type = LQ_G;
 
-		if (num_of_ant(tbl->ant_type > 1))
+		if (num_of_ant(tbl->ant_type) > 1)
 			tbl->ant_type = ANT_A;/*FIXME:RS*/
 
 		tbl->is_fat = 0;