net: stmmac: fix incorrect GMAC_VLAN_TAG register writting in GMAC4+

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It should always do a read of current value of GMAC_VLAN_TAG instead of
directly overwriting the register value.

Fixes: c1be0022df ("net: stmmac: Add VLAN HASH filtering support in GMAC4+")
Signed-off-by: Tan, Tee Min <tee.min.tan@intel.com>
Signed-off-by: Ong Boon Leong <boon.leong.ong@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Tan, Tee Min 2020-02-07 15:33:20 +08:00 • committed by David S. Miller

parent 184367dce4

commit 9eeeb3c9de

1 changed files with 4 additions and 3 deletions

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7

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

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