linux-hardening - Re: [PATCH] x86, relocs: Ignore relocations in .notes section on walk

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Date: Fri, 22 Mar 2024 09:45:12 +0100
From: Ingo Molnar <mingo@...nel.org>
To: Kees Cook <keescook@...omium.org>
Cc: tglx@...utronix.de, Guixiong Wei <weiguixiong@...edance.com>,
	jgross@...e.com, mingo@...hat.com, bp@...en8.de,
	dave.hansen@...ux.intel.com, x86@...nel.org, hpa@...or.com,
	peterz@...radead.org, gregkh@...uxfoundation.org,
	tony.luck@...el.com, adobriyan@...il.com,
	linux-kernel@...r.kernel.org, linux-hardening@...r.kernel.org
Subject: Re: [PATCH] x86, relocs: Ignore relocations in .notes section on
 walk_relocs


* Kees Cook <keescook@...omium.org> wrote:

> On Sun, 17 Mar 2024 23:05:47 +0800, Guixiong Wei wrote:
> > The commit aaa8736370db ("x86, relocs: Ignore relocations in
> > .notes section") only ignore .note section on print_absolute_relocs,
> > but it also need to add on walk_relocs to avoid relocations in .note
> > section.
> > 
> > 
> 
> Applied to for-next/hardening, thanks!
> 
> [1/1] x86, relocs: Ignore relocations in .notes section on walk_relocs
>       https://git.kernel.org/kees/c/6ba438a29b5d

Please don't - these are x86 patches, plus it contains an eyesore - see 
below ...

Thanks,

	Ingo

 relocs.c |    3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
Index: tip/arch/x86/tools/relocs.c
===================================================================
--- tip.orig/arch/x86/tools/relocs.c
+++ tip/arch/x86/tools/relocs.c
@@ -752,9 +752,8 @@ static void walk_relocs(int (*process)(s
 		 * values there are meant for pre-boot consumption (e.g.
 		 * startup_xen).
 		 */
-		if (sec_applies->shdr.sh_type == SHT_NOTE) {
+		if (sec_applies->shdr.sh_type == SHT_NOTE)
 			continue;
-		}
 
 		sh_symtab = sec_symtab->symtab;
 		sym_strtab = sec_symtab->link->strtab;