linux-kernel - [GIT PULL] objtool fix

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Date:   Wed, 7 Dec 2016 19:40:24 +0100
From:   Ingo Molnar <mingo@...nel.org>
To:     Linus Torvalds <torvalds@...ux-foundation.org>
Cc:     linux-kernel@...r.kernel.org, Thomas Gleixner <tglx@...utronix.de>,
        Peter Zijlstra <a.p.zijlstra@...llo.nl>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: [GIT PULL] objtool fix

Linus,

Please pull the latest core-urgent-for-linus git tree from:

   git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core-urgent-for-linus

   # HEAD: 69042bf2001b44e81cd86ab11a4637b9d9a14c5a objtool: Fix bytes check of lea's rex_prefix

A single late breaking fix for objtool.

 Thanks,

	Ingo

------------------>
Jiri Slaby (1):
      objtool: Fix bytes check of lea's rex_prefix


 tools/objtool/arch/x86/decode.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/objtool/arch/x86/decode.c b/tools/objtool/arch/x86/decode.c
index b63a31be1218..5e0dea2cdc01 100644
--- a/tools/objtool/arch/x86/decode.c
+++ b/tools/objtool/arch/x86/decode.c
@@ -99,7 +99,7 @@ int arch_decode_instruction(struct elf *elf, struct section *sec,
 		break;
 
 	case 0x8d:
-		if (insn.rex_prefix.bytes &&
+		if (insn.rex_prefix.nbytes &&
 		    insn.rex_prefix.bytes[0] == 0x48 &&
 		    insn.modrm.nbytes && insn.modrm.bytes[0] == 0x2c &&
 		    insn.sib.nbytes && insn.sib.bytes[0] == 0x24)