From 98179709c95ecd60274668a20365a0cd0b3726eb Mon Sep 17 00:00:00 2001
From: Ioana Ciornei <ioana.ciornei@nxp.com>
Date: Fri, 25 Sep 2020 17:44:19 +0300
Subject: [PATCH] dpaa2-mac: do not check for both child and parent DTS nodes
There is no need to check if both the MDIO controller node and its
child node, the PCS device, are available since there is no chance that
the child node would be enabled when the parent it's not.
Suggested-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Ioana Ciornei <ioana.ciornei@nxp.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
index 6ff64dd1cf274..cdd1acd0117eb 100644
--- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
+++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-mac.c
@@ -267,8 +267,7 @@ static int dpaa2_pcs_create(struct dpaa2_mac *mac,
return 0;
}
- if (!of_device_is_available(node) ||
- !of_device_is_available(node->parent)) {
+ if (!of_device_is_available(node)) {
netdev_err(mac->net_dev, "pcs-handle node not available\n");
return -ENODEV;
}