ata: sata_highbank: fix OF node reference leak in highbank_initialize_phys()

The OF node reference obtained by of_parse_phandle_with_args() is not
released on early return. Add a of_node_put() call before returning.

Fixes: 8996b89 ("ata: add platform driver for Calxeda AHCI controller")
Signed-off-by: Joe Hattori <[email protected]>
Signed-off-by: Damien Le Moal <[email protected]>

Author: joehattori

drivers/ata/sata_highbank.c

@@ -348,6 +348,7 @@ static int highbank_initialize_phys(struct device *dev, void __iomem *addr)
 			phy_nodes[phy] = phy_data.np;
 			cphy_base[phy] = of_iomap(phy_nodes[phy], 0);
 			if (cphy_base[phy] == NULL) {
+				of_node_put(phy_data.np);
 				return 0;
 			}
 			phy_count += 1;