From: Russell King
mainline inclusion
from mainline-v5.13-rc1
commit 298a58e165e447ccfaae35fe9f651f9d7e15166f
category: bugfix
issue: #I42GYZ
CVE: CVE-2021-32078
--------------------------------
Remove the personal server platform, as that has had an array overrun
issue identified. It is believed that no one is using this code.
Signed-off-by: Russell King
Conflicts:
arch/arm/mach-footbridge/Kconfig
arch/arm/mach-footbridge/personal-pci.c
Signed-off-by: Yang Yingliang
Reviewed-by: Xiu Jianfeng
Signed-off-by: Yang Yingliang
Signed-off-by: Yu Changchun
---
arch/arm/configs/footbridge_defconfig | 1 -
arch/arm/mach-footbridge/Kconfig | 21 ---------
arch/arm/mach-footbridge/Makefile | 2 -
arch/arm/mach-footbridge/personal-pci.c | 58 -------------------------
arch/arm/mach-footbridge/personal.c | 25 -----------
5 files changed, 107 deletions(-)
delete mode 100644 arch/arm/mach-footbridge/personal-pci.c
delete mode 100644 arch/arm/mach-footbridge/personal.c
diff --git a/arch/arm/configs/footbridge_defconfig b/arch/arm/configs/footbridge_defconfig
index 3a7938f24..2aa3ebeb8 100644
--- a/arch/arm/configs/footbridge_defconfig
+++ b/arch/arm/configs/footbridge_defconfig
@@ -7,7 +7,6 @@ CONFIG_EXPERT=y
CONFIG_MODULES=y
CONFIG_ARCH_FOOTBRIDGE=y
CONFIG_ARCH_CATS=y
-CONFIG_ARCH_PERSONAL_SERVER=y
CONFIG_ARCH_EBSA285_HOST=y
CONFIG_ARCH_NETWINDER=y
CONFIG_LEDS=y
diff --git a/arch/arm/mach-footbridge/Kconfig b/arch/arm/mach-footbridge/Kconfig
index cbbdd84cf..84c400f96 100644
--- a/arch/arm/mach-footbridge/Kconfig
+++ b/arch/arm/mach-footbridge/Kconfig
@@ -15,27 +15,6 @@ config ARCH_CATS
Saying N will reduce the size of the Footbridge kernel.
-config ARCH_PERSONAL_SERVER
- bool "Compaq Personal Server"
- select FOOTBRIDGE_HOST
- select ISA
- select ISA_DMA
- select PCI
- ---help---
- Say Y here if you intend to run this kernel on the Compaq
- Personal Server.
-
- Saying N will reduce the size of the Footbridge kernel.
-
- The Compaq Personal Server is not available for purchase.
- There are no product plans beyond the current research
- prototypes at this time. Information is available at:
-
- http://www.crl.hpl.hp.com/projects/personalserver/
-
- If you have any questions or comments about the Compaq Personal
- Server, send e-mail to .
-
config ARCH_EBSA285_ADDIN
bool "EBSA285 (addin mode)"
select ARCH_EBSA285
diff --git a/arch/arm/mach-footbridge/Makefile b/arch/arm/mach-footbridge/Makefile
index a09f1041f..6262993c0 100644
--- a/arch/arm/mach-footbridge/Makefile
+++ b/arch/arm/mach-footbridge/Makefile
@@ -11,12 +11,10 @@ pci-y += dc21285.o
pci-$(CONFIG_ARCH_CATS) += cats-pci.o
pci-$(CONFIG_ARCH_EBSA285_HOST) += ebsa285-pci.o
pci-$(CONFIG_ARCH_NETWINDER) += netwinder-pci.o
-pci-$(CONFIG_ARCH_PERSONAL_SERVER) += personal-pci.o
obj-$(CONFIG_ARCH_CATS) += cats-hw.o isa-timer.o
obj-$(CONFIG_ARCH_EBSA285) += ebsa285.o dc21285-timer.o
obj-$(CONFIG_ARCH_NETWINDER) += netwinder-hw.o isa-timer.o
-obj-$(CONFIG_ARCH_PERSONAL_SERVER) += personal.o dc21285-timer.o
obj-$(CONFIG_PCI) +=$(pci-y)
diff --git a/arch/arm/mach-footbridge/personal-pci.c b/arch/arm/mach-footbridge/personal-pci.c
deleted file mode 100644
index 4391e433a..000000000
--- a/arch/arm/mach-footbridge/personal-pci.c
+++ /dev/null
@@ -1,58 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * linux/arch/arm/mach-footbridge/personal-pci.c
- *
- * PCI bios-type initialisation for PCI machines
- *
- * Bits taken from various places.
- */
-#include
-#include
-#include
-
-#include
-#include
-#include
-
-static int irqmap_personal_server[] __initdata = {
- IRQ_IN0, IRQ_IN1, IRQ_IN2, IRQ_IN3, 0, 0, 0,
- IRQ_DOORBELLHOST, IRQ_DMA1, IRQ_DMA2, IRQ_PCI
-};
-
-static int __init personal_server_map_irq(const struct pci_dev *dev, u8 slot,
- u8 pin)
-{
- unsigned char line;
-
- pci_read_config_byte(dev, PCI_INTERRUPT_LINE, &line);
-
- if (line > 0x40 && line <= 0x5f) {
- /* line corresponds to the bit controlling this interrupt
- * in the footbridge. Ignore the first 8 interrupt bits,
- * look up the rest in the map. IN0 is bit number 8
- */
- return irqmap_personal_server[(line & 0x1f) - 8];
- } else if (line == 0) {
- /* no interrupt */
- return 0;
- } else
- return irqmap_personal_server[(line - 1) & 3];
-}
-
-static struct hw_pci personal_server_pci __initdata = {
- .map_irq = personal_server_map_irq,
- .nr_controllers = 1,
- .ops = &dc21285_ops,
- .setup = dc21285_setup,
- .preinit = dc21285_preinit,
- .postinit = dc21285_postinit,
-};
-
-static int __init personal_pci_init(void)
-{
- if (machine_is_personal_server())
- pci_common_init(&personal_server_pci);
- return 0;
-}
-
-subsys_initcall(personal_pci_init);
diff --git a/arch/arm/mach-footbridge/personal.c b/arch/arm/mach-footbridge/personal.c
deleted file mode 100644
index ca715754f..000000000
--- a/arch/arm/mach-footbridge/personal.c
+++ /dev/null
@@ -1,25 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/*
- * linux/arch/arm/mach-footbridge/personal.c
- *
- * Personal server (Skiff) machine fixup
- */
-#include
-#include
-
-#include
-#include
-
-#include
-
-#include "common.h"
-
-MACHINE_START(PERSONAL_SERVER, "Compaq-PersonalServer")
- /* Maintainer: Jamey Hicks / George France */
- .atag_offset = 0x100,
- .map_io = footbridge_map_io,
- .init_irq = footbridge_init_irq,
- .init_time = footbridge_timer_init,
- .restart = footbridge_restart,
-MACHINE_END
-
--
2.22.0
