linux-kernel - [PATCH] arm64/efi: Make strrchr() available to the EFI namespace

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>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20180301162803.5490-1-robh@kernel.org>
Date:   Thu,  1 Mar 2018 10:28:03 -0600
From:   Rob Herring <robh@...nel.org>
To:     Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>
Cc:     linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>
Subject: [PATCH] arm64/efi: Make strrchr() available to the EFI namespace

libfdt gained a new dependency on strrchr, so make it available to the
EFI namespace before we update libfdt.

Thanks to Ard for providing this fix.

Cc: Catalin Marinas <catalin.marinas@....com>
Cc: Will Deacon <will.deacon@....com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@...aro.org>
Signed-off-by: Rob Herring <robh@...nel.org>
---
Please ack. This is a dependency on a dtc upstream sync.

 arch/arm64/kernel/image.h | 1 +
 arch/arm64/lib/strrchr.S  | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/arm64/kernel/image.h b/arch/arm64/kernel/image.h
index c7fcb232fe47..a820ed07fb80 100644
--- a/arch/arm64/kernel/image.h
+++ b/arch/arm64/kernel/image.h
@@ -103,6 +103,7 @@ __efistub_strlen		= KALLSYMS_HIDE(__pi_strlen);
 __efistub_strnlen		= KALLSYMS_HIDE(__pi_strnlen);
 __efistub_strcmp		= KALLSYMS_HIDE(__pi_strcmp);
 __efistub_strncmp		= KALLSYMS_HIDE(__pi_strncmp);
+__efistub_strrchr		= KALLSYMS_HIDE(__pi_strrchr);
 __efistub___flush_dcache_area	= KALLSYMS_HIDE(__pi___flush_dcache_area);
 
 #ifdef CONFIG_KASAN
diff --git a/arch/arm64/lib/strrchr.S b/arch/arm64/lib/strrchr.S
index 61eabd9a289a..f8e2784d5752 100644
--- a/arch/arm64/lib/strrchr.S
+++ b/arch/arm64/lib/strrchr.S
@@ -40,4 +40,4 @@ ENTRY(strrchr)
 	b	1b
 2:	mov	x0, x3
 	ret
-ENDPROC(strrchr)
+ENDPIPROC(strrchr)
-- 
2.14.1