1 files changed, 3 insertions, 1 deletions

diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 9ce64955559d..9af7bd74828b 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -253,7 +253,9 @@ void mce_amd_feature_init(struct cpuinfo_x86 *c)
                         }
 
                         mce_threshold_block_init(&b, offset);
-                        mce_threshold_vector = amd_threshold_interrupt;
+
+                        if (mce_threshold_vector != amd_threshold_interrupt)
+                                mce_threshold_vector = amd_threshold_interrupt;
                 }
         }
 }