close file explicitly, to avoid "max open files" error

kisielk · Jun 24, 2021 · e6ab97f · e6ab97f
1 parent cf5d9bf
commit e6ab97f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/errcheck/errcheck.go b/errcheck/errcheck.go
@@ -543,6 +543,7 @@ func readfile(filename string) []string {
 	if err != nil {
 		return nil
 	}
+	defer f.Close()
 
 	var lines []string
 	var scanner = bufio.NewScanner(f)