From: Dan Carpenter <dan.carpenter@oracle.com> To: Shawn Lin <shawn.lin@rock-chips.com> Cc: "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>, "Rob Herring" <robh@kernel.org>, "Krzysztof Wilczyński" <kw@linux.com>, "Bjorn Helgaas" <bhelgaas@google.com>, "Heiko Stuebner" <heiko@sntech.de>, linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org, kernel-janitors@vger.kernel.org Subject: [PATCH] PCI: rockchip: fix find_first_zero_bit() limit Date: Tue, 15 Mar 2022 09:59:44 +0300 [thread overview] Message-ID: <20220315065944.GB13572@kili> (raw) The ep->ob_region_map bitmap is a long and it has BITS_PER_LONG bits. Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> --- 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 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. -- 2.20.1
WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <dan.carpenter@oracle.com> To: Shawn Lin <shawn.lin@rock-chips.com> Cc: "Lorenzo Pieralisi" <lorenzo.pieralisi@arm.com>, "Rob Herring" <robh@kernel.org>, "Krzysztof Wilczyński" <kw@linux.com>, "Bjorn Helgaas" <bhelgaas@google.com>, "Heiko Stuebner" <heiko@sntech.de>, linux-pci@vger.kernel.org, linux-rockchip@lists.infradead.org, kernel-janitors@vger.kernel.org Subject: [PATCH] PCI: rockchip: fix find_first_zero_bit() limit Date: Tue, 15 Mar 2022 09:59:44 +0300 [thread overview] Message-ID: <20220315065944.GB13572@kili> (raw) The ep->ob_region_map bitmap is a long and it has BITS_PER_LONG bits. Fixes: cf590b078391 ("PCI: rockchip: Add EP driver for Rockchip PCIe controller") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> --- 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 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. -- 2.20.1 _______________________________________________ Linux-rockchip mailing list Linux-rockchip@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-rockchip
next reply other threads:[~2022-03-15 7:00 UTC|newest] Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-03-15 6:59 Dan Carpenter [this message] 2022-03-15 6:59 ` [PATCH] PCI: rockchip: fix find_first_zero_bit() limit Dan Carpenter 2022-04-08 13:43 ` Lorenzo Pieralisi 2022-04-08 13:43 ` Lorenzo Pieralisi
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