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-rw-r--r--arch/x86/kernel/alternative.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index 099d58d02a26..a5ead6a6d233 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -1527,6 +1527,7 @@ static noinline void __init int3_selftest(void)
static __initdata int __alt_reloc_selftest_addr;
+extern void __init __alt_reloc_selftest(void *arg);
__visible noinline void __init __alt_reloc_selftest(void *arg)
{
WARN_ON(arg != &__alt_reloc_selftest_addr);