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Merge tag 'core-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull objtool fix from Ingo Molnar:

 - Fix objtool to be more permissive with hand-written assembly that
   uses non-function symbols in executable sections.

* tag 'core-urgent-2023-01-12' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  objtool: Tolerate STT_NOTYPE symbols at end of section
This commit is contained in:
Linus Torvalds
2023-01-12 14:41:32 -06:00
parent f129b61612 cad90e5381
commit cf4d5be89c
1 changed files with 9 additions and 0 deletions
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9
tools/objtool/check.c
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@@ -427,6 +427,15 @@ static int decode_instructions(struct objtool_file *file)
if (func->type != STT_NOTYPE && func->type != STT_FUNC)
continue;
if (func->offset == sec->sh.sh_size) {
/* Heuristic: likely an "end" symbol */
if (func->type == STT_NOTYPE)
continue;
WARN("%s(): STT_FUNC at end of section",
func->name);
return -1;
}
if (func->return_thunk || func->alias != func)
continue;