mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
synced 2026-03-18 18:12:26 -04:00
mdiobus_is_registered_device() doesn't checking that "addr" was valid before dereferencing bus->mdio_map[]. Extract the code that checks this from mdiobus_get_phy(), and use it here as well. Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Link: https://lore.kernel.org/r/E1qNxvu-00111m-1V@rmk-PC.armlinux.org.uk Signed-off-by: Jakub Kicinski <kuba@kernel.org>