database/sql: fix variable name in example

It's a very minor error, but it's a bad copy/paste example.

Change-Id: Ia6a723c31f2205c933857ce2cf715bddf773ebb6
GitHub-Last-Rev: 7f14b1a5c1ea3775aa2009184b0b1790e03225eb
GitHub-Pull-Request: golang/go#37932
Reviewed-on: https://go-review.googlesource.com/c/go/+/223960
Reviewed-by: Daniel Theophanes <kardianos@gmail.com>

diff --git a/src/database/sql/example_test.go b/src/database/sql/example_test.go
index 2bf2a9fccf2594d271e0e128fbd4e73ee332577a..4533fc78b16ece4cec17b2784fd06873ac62c4c5 100644 (file)
--- a/src/database/sql/example_test.go
+++ b/src/database/sql/example_test.go
@@ -41,7 +41,7 @@ func ExampleDB_QueryContext() {
        // encounter an auto-commit error and be forced to rollback changes.
        rerr := rows.Close()
        if rerr != nil {
-               log.Fatal(err)
+               log.Fatal(rerr)
        }
 
        // Rows.Err will report the last error encountered by Rows.Scan.