net: stmmac: dwmac-sun8i: use return val of readl_poll_timeout()

[ Upstream commit 9e0db41e7a ]

When readl_poll_timeout() timeout, we'd better directly use its return
value.

Before this patch:
[    2.145528] dwmac-sun8i: probe of 4500000.ethernet failed with error -14

After this patch:
[    2.138520] dwmac-sun8i: probe of 4500000.ethernet failed with error -110

Signed-off-by: Jisheng Zhang <jszhang@kernel.org>
Acked-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jisheng Zhang 2022-01-27 00:52:15 +08:00 committed by Greg Kroah-Hartman
parent c9b8cc1046
commit 87bbd78a2c

View file

@ -734,7 +734,7 @@ static int sun8i_dwmac_reset(struct stmmac_priv *priv)
if (err) {
dev_err(priv->device, "EMAC reset timeout\n");
return -EFAULT;
return err;
}
return 0;
}