linux-kernel - [tip:x86/microcode] x86/microcode: Remove an unneeded NULL check

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:	Tue, 9 Feb 2016 04:21:33 -0800
From:	tip-bot for Dan Carpenter <tipbot@...or.com>
To:	linux-tip-commits@...r.kernel.org
Cc:	tglx@...utronix.de, dan.carpenter@...cle.com, hpa@...or.com,
	bp@...e.de, paul.gortmaker@...driver.com,
	torvalds@...ux-foundation.org, mingo@...nel.org, tv@...96.de,
	linux-kernel@...r.kernel.org, peterz@...radead.org
Subject: [tip:x86/microcode] x86/microcode: Remove an unneeded NULL check

Commit-ID:  43858f57bc02388a6420321c021397591199cf91
Gitweb:     http://git.kernel.org/tip/43858f57bc02388a6420321c021397591199cf91
Author:     Dan Carpenter <dan.carpenter@...cle.com>
AuthorDate: Wed, 3 Feb 2016 12:33:32 +0100
Committer:  Ingo Molnar <mingo@...nel.org>
CommitDate: Tue, 9 Feb 2016 11:41:16 +0100

x86/microcode: Remove an unneeded NULL check

"uci" is an element of the ucode_cpu_info[] array, it can't be NULL.

Tested-by: Thomas Voegtle <tv@...96.de>
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
Signed-off-by: Borislav Petkov <bp@...e.de>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>
Cc: Paul Gortmaker <paul.gortmaker@...driver.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: kernel-janitors@...r.kernel.org
Link: http://lkml.kernel.org/r/1454499225-21544-5-git-send-email-bp@alien8.de
Link: http://lkml.kernel.org/r/20140120103046.GC14233@elgon.mountain
Signed-off-by: Ingo Molnar <mingo@...nel.org>
---
 arch/x86/kernel/cpu/microcode/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/microcode/core.c b/arch/x86/kernel/cpu/microcode/core.c
index bca4e48..cea8552 100644
--- a/arch/x86/kernel/cpu/microcode/core.c
+++ b/arch/x86/kernel/cpu/microcode/core.c
@@ -472,7 +472,7 @@ static enum ucode_state microcode_init_cpu(int cpu, bool refresh_fw)
 	enum ucode_state ustate;
 	struct ucode_cpu_info *uci = ucode_cpu_info + cpu;
 
-	if (uci && uci->valid)
+	if (uci->valid)
 		return UCODE_OK;
 
 	if (collect_cpu_info(cpu))