net: phy: mscc: Handle devm_phy_package_join() failure in vsc85xx_probe_common()

devm_phy_package_join() may fail and return a negative error code.
Update vsc85xx_probe_common() to properly handle this failure by
checking the return value and propagating the error to the caller.

Signed-off-by: Lad Prabhakar <[e-mail]>
Reviewed-by: Andrew Lunn <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
Signed-off-by: Jakub Kicinski <[e-mail]>

drivers/net/phy/mscc/mscc_main.c

···
 	/* Set up package if needed */
 	if (cfg->use_package) {
 		vsc8584_get_base_addr(phydev);
-		devm_phy_package_join(&phydev->mdio.dev, phydev,
-				      vsc8531->base_addr, cfg->shared_size);
+		ret = devm_phy_package_join(&phydev->mdio.dev, phydev,
+					    vsc8531->base_addr,
+					    cfg->shared_size);
+		if (ret)
+			return ret;
 	}
 
 	/* Configure LED settings */