x86/bugs: Mark retbleed_strings static

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

Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Link: https://lore.kernel.org/r/20220714072939.71162-1-jiapeng.chong@linux.alibaba.com

diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 0dd04713434be38574073bf9631ddec9f9b21cda..3a0787a369103a0be6e14753ca007afabab1c4b8 100644 (file)
--- 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",