fixup

pingcap · Nov 8, 2023 · b9c65f3 · b9c65f3
1 parent 169a22d
commit b9c65f3
Showing 1 changed file with 1 addition and 2 deletions.
diff --git a/pkg/expression/builtin_compare.go b/pkg/expression/builtin_compare.go
@@ -1576,8 +1576,7 @@ func allowCmpArgsRefining4PlanCache(ctx sessionctx.Context, args []Expression) (
  // 2. int-expr <cmp> string/float/double/decimal-const
  // 3. datetime/timestamp column <cmp> int/float/double/decimal-const
  for conIdx := 0; conIdx < 2; conIdx++ {
- con, isCon := args[conIdx].(*Constant)
- if !isCon {
+ if _, isCon := args[conIdx].(*Constant); !isCon {
  continue // not a constant
  }