diff options
| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-28 08:31:48 -1000 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-05-28 08:31:48 -1000 |
| commit | 8508b97ae2b6c73c2c09798c9fa9d27ec57ff1dc (patch) | |
| tree | a5dcf52347b95a669857c9b66d51ddeed8a3783e /include | |
| parent | afdd14704d7eb4d7634cb7ba8d117066fed44282 (diff) | |
| parent | 24845dcb170e16b3100bd49743687648c71387ae (diff) | |
Merge tag 'clang-features-v5.13-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull clang feature fixes from Kees Cook:
- Correctly pass stack frame size checking under LTO (Nick Desaulniers)
- Avoid CFI mismatches by checking initcall_t types (Marco Elver)
* tag 'clang-features-v5.13-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
Makefile: LTO: have linker check -Wframe-larger-than
init: verify that function is initcall_t at compile-time
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/init.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/init.h b/include/linux/init.h index 045ad1650ed1..d82b4b2e1d25 100644 --- a/include/linux/init.h +++ b/include/linux/init.h @@ -242,7 +242,8 @@ extern bool initcall_debug; asm(".section \"" __sec "\", \"a\" \n" \ __stringify(__name) ": \n" \ ".long " __stringify(__stub) " - . \n" \ - ".previous \n"); + ".previous \n"); \ + static_assert(__same_type(initcall_t, &fn)); #else #define ____define_initcall(fn, __unused, __name, __sec) \ static initcall_t __name __used \ |