linux-kernel - [PATCH] ARM: Fix zImage file size not aligned with CONFIG_EFI

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 for Android: free password hash cracker in your pocket

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

Date:   Wed, 18 Oct 2017 13:01:07 +0800
From:   Jeffy Chen <jeffy.chen@...k-chips.com>
To:     linux-kernel@...r.kernel.org
Cc:     chris.zhong@...k-chips.com, Jeffy Chen <jeffy.chen@...k-chips.com>,
        Ingo Molnar <mingo@...nel.org>,
        Ard Biesheuvel <ard.biesheuvel@...aro.org>,
        Russell King <linux@...linux.org.uk>,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] ARM: Fix zImage file size not aligned with CONFIG_EFI_STUB enabled

The zImage file size should be aligned.

Fixes: e4bae4d0b5f3 ("arm/efi: Split zImage code and data into separate PE/COFF sections")
Signed-off-by: Jeffy Chen <jeffy.chen@...k-chips.com>
---

 arch/arm/boot/compressed/vmlinux.lds.S | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S
index b38dcef90756..1636fa259577 100644
--- a/arch/arm/boot/compressed/vmlinux.lds.S
+++ b/arch/arm/boot/compressed/vmlinux.lds.S
@@ -70,10 +70,6 @@ SECTIONS
   .got			: { *(.got) }
   _got_end = .;
 
-  /* ensure the zImage file size is always a multiple of 64 bits */
-  /* (without a dummy byte, ld just ignores the empty section) */
-  .pad			: { BYTE(0); . = ALIGN(8); }
-
 #ifdef CONFIG_EFI_STUB
   .data : ALIGN(4096) {
     __pecoff_data_start = .;
@@ -93,6 +89,10 @@ SECTIONS
   __pecoff_data_rawsize = . - ADDR(.data);
 #endif
 
+  /* ensure the zImage file size is always a multiple of 64 bits */
+  /* (without a dummy byte, ld just ignores the empty section) */
+  .pad			: { BYTE(0); . = ALIGN(8); }
+
   _edata = .;
 
   _magic_sig = ZIMAGE_MAGIC(0x016f2818);
-- 
2.11.0