Commit efd58adf authored Jul 09, 2019 by Biao Huang Committed by David S. Miller Jul 09, 2019

net: stmmac: dwmac4: mac address array boudary violation issue



The mac address array size is GMAC_MAX_PERFECT_ADDRESSES,
so the 'reg' should be less than it, or will affect other registers.

Signed-off-by: Biao Huang <biao.huang@mediatek.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 6ec3d4d2

drivers/net/ethernet/stmicro/stmmac/dwmac4_core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -454,7 +454,7 @@ static void dwmac4_set_filter(struct mac_device_info *hw,
		reg++;
		}

		while (reg <= GMAC_MAX_PERFECT_ADDRESSES) {
		while (reg < GMAC_MAX_PERFECT_ADDRESSES) {
		writel(0, ioaddr + GMAC_ADDR_HIGH(reg));
		writel(0, ioaddr + GMAC_ADDR_LOW(reg));
		reg++;