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authorBharat Gooty <bharat.gooty@broadcom.com>2020-10-01 08:00:52 +0200
committerLorenzo Pieralisi <lorenzo.pieralisi@arm.com>2020-11-30 19:24:36 +0100
commita3ff529f5d368a17ff35ada8009e101162ebeaf9 (patch)
treed894a5f50ee2eba30d1b8df3cace34abecfcc5a5 /drivers/pci
parentLinux 5.10-rc3 (diff)
downloadlinux-a3ff529f5d368a17ff35ada8009e101162ebeaf9.tar.xz
linux-a3ff529f5d368a17ff35ada8009e101162ebeaf9.zip
PCI: iproc: Fix out-of-bound array accesses
Declare the full size array for all revisions of PAX register sets to avoid potentially out of bound access of the register array when they are being initialized in iproc_pcie_rev_init(). Link: https://lore.kernel.org/r/20201001060054.6616-2-srinath.mannam@broadcom.com Fixes: 06324ede76cdf ("PCI: iproc: Improve core register population") Signed-off-by: Bharat Gooty <bharat.gooty@broadcom.com> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/controller/pcie-iproc.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/pci/controller/pcie-iproc.c b/drivers/pci/controller/pcie-iproc.c
index 905e93808243..d901b9d392b8 100644
--- a/drivers/pci/controller/pcie-iproc.c
+++ b/drivers/pci/controller/pcie-iproc.c
@@ -307,7 +307,7 @@ enum iproc_pcie_reg {
};
/* iProc PCIe PAXB BCMA registers */
-static const u16 iproc_pcie_reg_paxb_bcma[] = {
+static const u16 iproc_pcie_reg_paxb_bcma[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x120,
[IPROC_PCIE_CFG_IND_DATA] = 0x124,
@@ -318,7 +318,7 @@ static const u16 iproc_pcie_reg_paxb_bcma[] = {
};
/* iProc PCIe PAXB registers */
-static const u16 iproc_pcie_reg_paxb[] = {
+static const u16 iproc_pcie_reg_paxb[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x120,
[IPROC_PCIE_CFG_IND_DATA] = 0x124,
@@ -334,7 +334,7 @@ static const u16 iproc_pcie_reg_paxb[] = {
};
/* iProc PCIe PAXB v2 registers */
-static const u16 iproc_pcie_reg_paxb_v2[] = {
+static const u16 iproc_pcie_reg_paxb_v2[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x120,
[IPROC_PCIE_CFG_IND_DATA] = 0x124,
@@ -363,7 +363,7 @@ static const u16 iproc_pcie_reg_paxb_v2[] = {
};
/* iProc PCIe PAXC v1 registers */
-static const u16 iproc_pcie_reg_paxc[] = {
+static const u16 iproc_pcie_reg_paxc[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_CLK_CTRL] = 0x000,
[IPROC_PCIE_CFG_IND_ADDR] = 0x1f0,
[IPROC_PCIE_CFG_IND_DATA] = 0x1f4,
@@ -372,7 +372,7 @@ static const u16 iproc_pcie_reg_paxc[] = {
};
/* iProc PCIe PAXC v2 registers */
-static const u16 iproc_pcie_reg_paxc_v2[] = {
+static const u16 iproc_pcie_reg_paxc_v2[IPROC_PCIE_MAX_NUM_REG] = {
[IPROC_PCIE_MSI_GIC_MODE] = 0x050,
[IPROC_PCIE_MSI_BASE_ADDR] = 0x074,
[IPROC_PCIE_MSI_WINDOW_SIZE] = 0x078,