diff options
author | Linus Torvalds | 2023-07-16 12:18:18 -0700 |
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committer | Linus Torvalds | 2023-07-16 12:18:18 -0700 |
commit | 6eede0686f2f4a1b026a5714cb0481d074085855 (patch) | |
tree | 15f21ed12365288472393400a5235034a9b37555 /kernel | |
parent | 4b4eef57e6135ebd28de8c6a3e7898e04172a897 (diff) | |
parent | ec7633de404e7ce704d8f79081b97bca5b616c23 (diff) |
Merge tag 'hardening-v6.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux
Pull hardening fixes from Kees Cook:
- Remove LTO-only suffixes from promoted global function symbols
(Yonghong Song)
- Remove unused .text..refcount section from vmlinux.lds.h (Petr Pavlu)
- Add missing __always_inline to sparc __arch_xchg() (Arnd Bergmann)
- Claim maintainership of string routines
* tag 'hardening-v6.5-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
sparc: mark __arch_xchg() as __always_inline
MAINTAINERS: Foolishly claim maintainership of string routines
kallsyms: strip LTO-only suffixes from promoted global functions
vmlinux.lds.h: Remove a reference to no longer used sections .text..refcount
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/kallsyms.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index 7982cc9d497c..016d997131d4 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -174,11 +174,10 @@ static bool cleanup_symbol_name(char *s) * LLVM appends various suffixes for local functions and variables that * must be promoted to global scope as part of LTO. This can break * hooking of static functions with kprobes. '.' is not a valid - * character in an identifier in C. Suffixes observed: + * character in an identifier in C. Suffixes only in LLVM LTO observed: * - foo.llvm.[0-9a-f]+ - * - foo.[0-9a-f]+ */ - res = strchr(s, '.'); + res = strstr(s, ".llvm."); if (res) { *res = '\0'; return true; |