From d78786f17f03109c3e9c7043b1b63f947afb0ee0 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 8 May 2024 06:15:09 +0200 Subject: Merging upstream version 4.19.282. Signed-off-by: Daniel Baumann --- drivers/net/phy/mdio_bus.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/net/phy/mdio_bus.c') diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index 1d1fbd7bd..550806351 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -103,7 +103,12 @@ EXPORT_SYMBOL(mdiobus_unregister_device); struct phy_device *mdiobus_get_phy(struct mii_bus *bus, int addr) { - struct mdio_device *mdiodev = bus->mdio_map[addr]; + struct mdio_device *mdiodev; + + if (addr < 0 || addr >= ARRAY_SIZE(bus->mdio_map)) + return NULL; + + mdiodev = bus->mdio_map[addr]; if (!mdiodev) return NULL; -- cgit v1.2.3