1 files changed, 1 insertions, 1 deletions

diff --git a/arch/x86/mm/mpx.c b/arch/x86/mm/mpx.c
index b2fd67da1701..ef05755a1900 100644
--- a/arch/x86/mm/mpx.c
+++ b/arch/x86/mm/mpx.c
@@ -123,7 +123,7 @@ static int get_reg_offset(struct insn *insn, struct pt_regs *regs,
                 break;
         }
 
-        if (regno > nr_registers) {
+        if (regno >= nr_registers) {
                 WARN_ONCE(1, "decoded an instruction with an invalid register");
                 return -EINVAL;
         }