From 7be5e675c86d6c473220a0c9e9420a1fdb0d04da Mon Sep 17 00:00:00 2001 From: Geert Uytterhoeven Date: Fri, 31 Mar 2023 09:52:28 +0200 Subject: [PATCH] of: address: Document return value of of_address_to_resource() Add the missing return value documentation to the linuxdoc comment block for the of_address_to_resource() function. Signed-off-by: Geert Uytterhoeven Link: https://lore.kernel.org/r/61ffcb5e87511dfa21af169efd04806101c48b8a.1680248888.git.geert+renesas@glider.be Signed-off-by: Rob Herring --- drivers/of/address.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/of/address.c b/drivers/of/address.c index 4c0b169..3fda1f3 100644 --- a/drivers/of/address.c +++ b/drivers/of/address.c @@ -879,6 +879,8 @@ static int __of_address_to_resource(struct device_node *dev, int index, int bar_ * @index: Index into the array * @r: Pointer to resource array * + * Returns -EINVAL if the range cannot be converted to resource. + * * Note that if your address is a PIO address, the conversion will fail if * the physical address can't be internally converted to an IO token with * pci_address_to_pio(), that is because it's either called too early or it -- 2.7.4