Commit 9a2ae7b3 authored Sep 30, 2019 by Jose Abreu Committed by David S. Miller Oct 01, 2019

net: stmmac: xgmac: Not all Unicast addresses may be available



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

Fixes: 0efedbf1 ("net: stmmac: xgmac: Fix XGMAC selftests")
Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 93c2fcb0

drivers/net/ethernet/stmicro/stmmac/dwxgmac2_core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -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;