Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.10 264/452] PCI: rockchip: Fix find_first_zero_bit() limit | Date | Tue, 7 Jun 2022 19:02:01 +0200 |
| |
From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit 096950e230b8d83645c7cf408b9f399f58c08b96 ]
The ep->ob_region_map bitmap is a long and it has BITS_PER_LONG bits.
Link: https://lore.kernel.org/r/20220315065944.GB13572@kili Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/pci/controller/pcie-rockchip-ep.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c index 7631dc3961c1..379cde59988c 100644 --- a/drivers/pci/controller/pcie-rockchip-ep.c +++ b/drivers/pci/controller/pcie-rockchip-ep.c @@ -264,8 +264,7 @@ static int rockchip_pcie_ep_map_addr(struct pci_epc *epc, u8 fn, struct rockchip_pcie *pcie = &ep->rockchip; u32 r; - r = find_first_zero_bit(&ep->ob_region_map, - sizeof(ep->ob_region_map) * BITS_PER_LONG); + r = find_first_zero_bit(&ep->ob_region_map, BITS_PER_LONG); /* * Region 0 is reserved for configuration space and shouldn't * be used elsewhere per TRM, so leave it out. -- 2.35.1
| |