Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
Merge tag 'hardening-v7.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull hardening fixes from Kees Cook:
- fix required Clang version for CC_HAS_COUNTED_BY_PTR (Nathan
Chancellor)
- update Coccinelle script used for kmalloc_obj
* tag 'hardening-v7.0-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
init/Kconfig: Require a release version of clang-22 for CC_HAS_COUNTED_BY_PTR
coccinelle: kmalloc_obj: Remove default GFP_KERNEL arg
+12
-1
+1
-1
init/Kconfig
+1
-1
init/Kconfig
···
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146
config CC_HAS_COUNTED_BY_PTR
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147
bool
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# supported since clang 22
149
-
default y if CC_IS_CLANG && CLANG_VERSION >= 220000
149
+
default y if CC_IS_CLANG && CLANG_VERSION >= 220100
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150
# supported since gcc 16.0.0
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151
default y if CC_IS_GCC && GCC_VERSION >= 160000
152
152
+11
scripts/coccinelle/api/kmalloc_objs.cocci
+11
scripts/coccinelle/api/kmalloc_objs.cocci
···
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122
- ALLOC(struct_size_t(TYPE, FLEX, COUNT), GFP)
123
123
+ ALLOC_FLEX(TYPE, FLEX, COUNT, GFP)
124
124
)
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+
126
+
@drop_gfp_kernel depends on patch && !(file in "tools") && !(file in "samples")@
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+
identifier ALLOC = {kmalloc_obj,kmalloc_objs,kmalloc_flex,
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+
kzalloc_obj,kzalloc_objs,kzalloc_flex,
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+
kvmalloc_obj,kvmalloc_objs,kvmalloc_flex,
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+
kvzalloc_obj,kvzalloc_objs,kvzalloc_flex};
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+
@@
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+
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+
ALLOC(...
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+
- , GFP_KERNEL
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+
)