linux-kernel - [PATCH] x86/bugs: make retbleed

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Date:   Thu, 14 Jul 2022 15:29:39 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     tglx@...utronix.de
Cc:     mingo@...hat.com, bp@...en8.de, dave.hansen@...ux.intel.com,
        x86@...nel.org, hpa@...or.com, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] x86/bugs: make retbleed_strings static

This symbol is not used outside of bugs.c, so marks it static.

arch/x86/kernel/cpu/bugs.c:796:12: warning: symbol 'retbleed_strings' was not declared. Should it be static?

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 arch/x86/kernel/cpu/bugs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 0dd04713434b..3a0787a36910 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -793,7 +793,7 @@ enum retbleed_mitigation_cmd {
 	RETBLEED_CMD_IBPB,
 };
 
-const char * const retbleed_strings[] = {
+static const char * const retbleed_strings[] = {
 	[RETBLEED_MITIGATION_NONE]	= "Vulnerable",
 	[RETBLEED_MITIGATION_UNRET]	= "Mitigation: untrained return thunk",
 	[RETBLEED_MITIGATION_IBPB]	= "Mitigation: IBPB",
-- 
2.20.1.7.g153144c