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Commit209c65b61d("drivers/of/of_mdio.c:fix of_mdiobus_register()") introduced a break of the loop on the premise that a successful registration should exit the loop. The premise is correct but not to code, because rc && rc != -ENODEV is just a special error condition, that means we would exit the loop even with rc == -ENODEV which is absolutely not correct since this is the error code to indicate to the MDIO bus layer that scanning should continue. Fix this by explicitly checking for rc = 0 as the only valid condition to break out of the loop. Fixes:209c65b61d("drivers/of/of_mdio.c:fix of_mdiobus_register()") Reviewed-by: Andrew Lunn <[email protected]> Signed-off-by: Florian Fainelli <[email protected]> Signed-off-by: David S. Miller <[email protected]>