This is a note to let you know that I've just added the patch titled PCI: rockchip: Fix find_first_zero_bit() limit to the 5.18-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: pci-rockchip-fix-find_first_zero_bit-limit.patch and it can be found in the queue-5.18 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit 9af694bd3b8a0db736ba28d1e99fd2f3cde477ae Author: Dan Carpenter <dan.carpenter@xxxxxxxxxx> Date: Tue Mar 15 09:59:44 2022 +0300 PCI: rockchip: Fix find_first_zero_bit() limit [ 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@xxxxxxxxxx> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/pci/controller/pcie-rockchip-ep.c b/drivers/pci/controller/pcie-rockchip-ep.c index 5fb9ce6e536e..d1a200b93b2b 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, u8 vfn, 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.