Hello Simon,

On Fri, 15 Nov 2024 12:19:14 +0000
Simon Horman [off-list ref] wrote:

[...]

quoted

@@ -3627,18 +3588,17 @@ static int ucc_geth_probe(struct platform_device* ofdev)
 	/* Find the TBI PHY node.  If it's not there, we don't support SGMII */
 	ug_info->tbi_node = of_parse_phandle(np, "tbi-handle", 0);
 
-	/* get the phy interface type, or default to MII */
-	prop = of_get_property(np, "phy-connection-type", NULL);
-	if (!prop) {
-		/* handle interface property present in old trees */
-		prop = of_get_property(ug_info->phy_node, "interface", NULL);
-		if (prop != NULL) {
-			phy_interface = enet_to_phy_interface[*prop];
-			max_speed = enet_to_speed[*prop];
-		} else
-			phy_interface = PHY_INTERFACE_MODE_MII;
-	} else {
-		phy_interface = to_phy_interface((const char *)prop);
+	prop = of_get_property(ug_info->phy_node, "interface", NULL);
+	if (prop) {
+		dev_err(&ofdev->dev,
+			"Device-tree property 'interface' is no longer supported. Please use 'phy-connection-type' instead.");
+		goto err_put_tbi;  

Hi Maxime,

This goto will result in err being returned by this function.
But here err is 0. Should it be set to an error value instead?

Flagged by Smatch.

arg yes you're right. I'll address this in the next iteration.

Thanks,

Maxime