linux-kernel - [PATCH] x86/efi: Remove the always true 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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <1461236970-19275-1-git-send-email-matt@codeblueprint.co.uk>
Date:	Thu, 21 Apr 2016 12:09:30 +0100
From:	Matt Fleming <matt@...eblueprint.co.uk>
To:	linux-efi@...r.kernel.org
Cc:	linux-kernel@...r.kernel.org,
	Matt Fleming <matt@...eblueprint.co.uk>,
	Borislav Petkov <bp@...en8.de>,
	Robert Elliott <elliott@....com>
Subject: [PATCH] x86/efi: Remove the always true EFI_DEBUG symbol

This symbol is always set which makes it useless. Additionally we have
a kernel command-line switch, efi=debug, which actually controls the
printing of the memory map.

Reported-by: Robert Elliott <elliott@....com>
Cc: Borislav Petkov <bp@...en8.de>
Signed-off-by: Matt Fleming <matt@...eblueprint.co.uk>
---
 arch/x86/platform/efi/efi.c | 4 ----
 1 file changed, 4 deletions(-)

diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c
index dde46cd78b8f..f93545e7dc54 100644
--- a/arch/x86/platform/efi/efi.c
+++ b/arch/x86/platform/efi/efi.c
@@ -54,8 +54,6 @@
 #include <asm/rtc.h>
 #include <asm/uv/uv.h>
 
-#define EFI_DEBUG
-
 static struct efi efi_phys __initdata;
 static efi_system_table_t efi_systab __initdata;
 
@@ -222,7 +220,6 @@ int __init efi_memblock_x86_reserve_range(void)
 
 void __init efi_print_memmap(void)
 {
-#ifdef EFI_DEBUG
 	efi_memory_desc_t *md;
 	int i = 0;
 
@@ -235,7 +232,6 @@ void __init efi_print_memmap(void)
 			md->phys_addr + (md->num_pages << EFI_PAGE_SHIFT) - 1,
 			(md->num_pages >> (20 - EFI_PAGE_SHIFT)));
 	}
-#endif  /*  EFI_DEBUG  */
 }
 
 void __init efi_unmap_memmap(void)
-- 
2.7.3