net: stmmac: Prevent divide-by-zero
authorJose Abreu <Jose.Abreu@synopsys.com>
Tue, 10 Sep 2019 14:41:22 +0000 (16:41 +0200)
committerDavid S. Miller <davem@davemloft.net>
Wed, 11 Sep 2019 08:21:34 +0000 (09:21 +0100)
commit6fa9d691b91ac6e6d8a1e3799d24324a6a70663f
tree5722148d11e3955a8ab1814e41edbe29fe6ea3dc
parente7f13f44c77b68f8c4e6ea77984aa142613a50c9
net: stmmac: Prevent divide-by-zero

When RX Coalesce settings are set to all zero (which is a valid setting)
we will currently get a divide-by-zero error. Fix it.

Signed-off-by: Jose Abreu <joabreu@synopsys.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/stmicro/stmmac/stmmac_main.c