PCI: mvebu: Handle invalid size of read config request
authorPali Rohár <pali@kernel.org>
Thu, 25 Nov 2021 12:45:54 +0000 (13:45 +0100)
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Tue, 4 Jan 2022 14:58:35 +0000 (14:58 +0000)
commit11c2bf4a20c256eea258a4332244c0deb9af0da8
treeb6a3902ba55bcd2c793f64bff97e8474792c2029
parent489bfc51870b96cd3ad2ef63cf443b5f5d1a8e21
PCI: mvebu: Handle invalid size of read config request

Function mvebu_pcie_hw_rd_conf() does not handle invalid size. So correctly
set read value to all-ones and return appropriate error return value
PCIBIOS_BAD_REGISTER_NUMBER like in mvebu_pcie_hw_wr_conf() function.

Link: https://lore.kernel.org/r/20211125124605.25915-5-pali@kernel.org
Signed-off-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
drivers/pci/controller/pci-mvebu.c