[PATCH v2 net 1/9] net: stmmac: xgmac: Not all Unicast addresses may be available

[Jose Abreu]

Some setups may not have all Unicast addresses filters available. Let's
check this before trying to setup filters.

Fixes: 0efedbf11f07 ("net: stmmac: xgmac: Fix XGMAC selftests")
Signed-off-by: Jose Abreu <jose.ab...@synopsys.com>

---
Cc: Giuseppe Cavallaro <peppe.cavall...@st.com>
Cc: Alexandre Torgue <alexandre.tor...@st.com>
Cc: Jose Abreu <joab...@synopsys.com>
Cc: "David S. Miller" <da...@davemloft.net>
Cc: Maxime Coquelin <mcoquelin.st...@gmail.com>
Cc: net...@vger.kernel.org
Cc: linux-st...@st-md-mailman.stormreply.com
Cc: linux-arm-ker...@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
 drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c 
b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
index 2b277b2c586b..6d8ac2ef4fc2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c
@@ -472,7 +472,7 @@ static void dwxgmac2_set_filter(struct mac_device_info *hw,
        dwxgmac2_set_mchash(ioaddr, mc_filter, mcbitslog2);
 
        /* Handle multiple unicast addresses */
-       if (netdev_uc_count(dev) > XGMAC_ADDR_MAX) {
+       if (netdev_uc_count(dev) > hw->unicast_filter_entries) {
                value |= XGMAC_FILTER_PR;
        } else {
                struct netdev_hw_addr *ha;
-- 
2.7.4