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HAVE_ARCH_HARDENED_USERCOPY is unconditional now 

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
zero-colors
Al Viro 2017-04-05 19:17:18 -04:00
parent 701cac61d0
commit 2fefc97b21
10 changed files with 0 additions and 18 deletions
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1
arch/arm/Kconfig
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@ -41,7 +41,6 @@ config ARM
select HARDIRQS_SW_RESEND
select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT)
select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6
select HAVE_ARCH_HARDENED_USERCOPY
select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32 && MMU
select HAVE_ARCH_KGDB if !CPU_ENDIAN_BE32 && MMU
select HAVE_ARCH_MMAP_RND_BITS if MMU

1
arch/arm64/Kconfig
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@ -60,7 +60,6 @@ config ARM64
select HAVE_ALIGNED_STRUCT_PAGE if SLUB
select HAVE_ARCH_AUDITSYSCALL
select HAVE_ARCH_BITREVERSE
select HAVE_ARCH_HARDENED_USERCOPY
select HAVE_ARCH_HUGE_VMAP
select HAVE_ARCH_JUMP_LABEL
select HAVE_ARCH_KASAN if SPARSEMEM_VMEMMAP && !(ARM64_16K_PAGES && ARM64_VA_BITS_48)

1
arch/ia64/Kconfig
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@ -52,7 +52,6 @@ config IA64
select MODULES_USE_ELF_RELA
select ARCH_USE_CMPXCHG_LOCKREF
select HAVE_ARCH_AUDITSYSCALL
select HAVE_ARCH_HARDENED_USERCOPY
default y
help
The Itanium Processor Family is Intel's 64-bit successor to

1
arch/mips/Kconfig
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@ -68,7 +68,6 @@ config MIPS
select HANDLE_DOMAIN_IRQ
select HAVE_EXIT_THREAD
select HAVE_REGS_AND_STACK_ACCESS_API
select HAVE_ARCH_HARDENED_USERCOPY
menu "Machine selection"

1
arch/parisc/Kconfig
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@ -26,7 +26,6 @@ config PARISC
select SYSCTL_ARCH_UNALIGN_ALLOW
select SYSCTL_EXCEPTION_TRACE
select HAVE_MOD_ARCH_SPECIFIC
select HAVE_ARCH_HARDENED_USERCOPY
select VIRT_TO_BUS
select MODULES_USE_ELF_RELA
select CLONE_BACKWARDS

1
arch/powerpc/Kconfig
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@ -117,7 +117,6 @@ config PPC
select GENERIC_STRNLEN_USER
select GENERIC_TIME_VSYSCALL_OLD
select HAVE_ARCH_AUDITSYSCALL
select HAVE_ARCH_HARDENED_USERCOPY
select HAVE_ARCH_JUMP_LABEL
select HAVE_ARCH_KGDB
select HAVE_ARCH_SECCOMP_FILTER

1
arch/s390/Kconfig
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@ -124,7 +124,6 @@ config S390
select HAVE_ALIGNED_STRUCT_PAGE if SLUB
select HAVE_ARCH_AUDITSYSCALL
select HAVE_ARCH_EARLY_PFN_TO_NID
select HAVE_ARCH_HARDENED_USERCOPY
select HAVE_ARCH_JUMP_LABEL
select CPU_NO_EFFICIENT_FFS if !HAVE_MARCH_Z9_109_FEATURES
select HAVE_ARCH_SECCOMP_FILTER

1
arch/sparc/Kconfig
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@ -42,7 +42,6 @@ config SPARC
select OLD_SIGSUSPEND
select ARCH_HAS_SG_CHAIN
select CPU_NO_EFFICIENT_FFS
select HAVE_ARCH_HARDENED_USERCOPY
select PROVE_LOCKING_SMALL if PROVE_LOCKING
select ARCH_WANT_RELAX_ORDER

1
arch/x86/Kconfig
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@ -98,7 +98,6 @@ config X86
select HAVE_ACPI_APEI_NMI if ACPI
select HAVE_ALIGNED_STRUCT_PAGE if SLUB
select HAVE_ARCH_AUDITSYSCALL
select HAVE_ARCH_HARDENED_USERCOPY
select HAVE_ARCH_HUGE_VMAP if X86_64 || X86_PAE
select HAVE_ARCH_JUMP_LABEL
select HAVE_ARCH_KASAN if X86_64 && SPARSEMEM_VMEMMAP

9
security/Kconfig
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@ -125,17 +125,8 @@ config HAVE_HARDENED_USERCOPY_ALLOCATOR
validating memory ranges against heap object sizes in
support of CONFIG_HARDENED_USERCOPY.
config HAVE_ARCH_HARDENED_USERCOPY
bool
help
The architecture supports CONFIG_HARDENED_USERCOPY by
calling check_object_size() just before performing the
userspace copies in the low level implementation of
copy_to_user() and copy_from_user().
config HARDENED_USERCOPY
bool "Harden memory copies between kernel and userspace"
depends on HAVE_ARCH_HARDENED_USERCOPY
depends on HAVE_HARDENED_USERCOPY_ALLOCATOR
select BUG
help