4 files changed, 6 insertions, 12 deletions
diff --git a/vendor/golang.org/x/term/AUTHORS b/vendor/golang.org/x/term/AUTHORS
deleted file mode 100644
index 15167cd7..00000000
--- a/vendor/golang.org/x/term/AUTHORS
+++ /dev/null
@@ -1,3 +0,0 @@
-# This source code refers to The Go Authors for copyright purposes.
-# The master list of authors is in the main Go distribution,
-# visible at http://tip.golang.org/AUTHORS.
diff --git a/vendor/golang.org/x/term/CONTRIBUTORS b/vendor/golang.org/x/term/CONTRIBUTORS
deleted file mode 100644
index 1c4577e9..00000000
--- a/vendor/golang.org/x/term/CONTRIBUTORS
+++ /dev/null
@@ -1,3 +0,0 @@
-# This source code was written by the Go contributors.
-# The master list of contributors is in the main Go distribution,
-# visible at http://tip.golang.org/CONTRIBUTORS.
diff --git a/vendor/golang.org/x/term/term.go b/vendor/golang.org/x/term/term.go
index d5927088..1a40d101 100644
--- a/vendor/golang.org/x/term/term.go
+++ b/vendor/golang.org/x/term/term.go
@@ -7,11 +7,11 @@
 //
 // Putting a terminal into raw mode is the most common requirement:
 //
-// 	oldState, err := term.MakeRaw(int(os.Stdin.Fd()))
-// 	if err != nil {
-// 	        panic(err)
-// 	}
-// 	defer term.Restore(int(os.Stdin.Fd()), oldState)
+//	oldState, err := term.MakeRaw(int(os.Stdin.Fd()))
+//	if err != nil {
+//	        panic(err)
+//	}
+//	defer term.Restore(int(os.Stdin.Fd()), oldState)
 //
 // Note that on non-Unix systems os.Stdin.Fd() may not be 0.
 package term
diff --git a/vendor/golang.org/x/term/terminal.go b/vendor/golang.org/x/term/terminal.go
index 535ab825..4b48a589 100644
--- a/vendor/golang.org/x/term/terminal.go
+++ b/vendor/golang.org/x/term/terminal.go
@@ -935,7 +935,7 @@ func (s *stRingBuffer) Add(a string) {
 // next most recent, and so on. If such an element doesn't exist then ok is
 // false.
 func (s *stRingBuffer) NthPreviousEntry(n int) (value string, ok bool) {
-	if n >= s.size {
+	if n < 0 || n >= s.size {
 		return "", false
 	}
 	index := s.head - n