diff options
Diffstat (limited to 'src/archive/zip/reader.go')
| -rw-r--r-- | src/archive/zip/reader.go | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/archive/zip/reader.go b/src/archive/zip/reader.go index c91a8d00e6c..e40a2c656b9 100644 --- a/src/archive/zip/reader.go +++ b/src/archive/zip/reader.go @@ -741,6 +741,9 @@ func (r *Reader) initFileList() { for _, file := range r.File { isDir := len(file.Name) > 0 && file.Name[len(file.Name)-1] == '/' name := toValidName(file.Name) + if name == "" { + continue + } for dir := path.Dir(name); dir != "."; dir = path.Dir(dir) { dirs[dir] = true } @@ -782,8 +785,11 @@ func fileEntryLess(x, y string) bool { func (r *Reader) Open(name string) (fs.File, error) { r.initFileList() + if !fs.ValidPath(name) { + return nil, &fs.PathError{Op: "open", Path: name, Err: fs.ErrInvalid} + } e := r.openLookup(name) - if e == nil || !fs.ValidPath(name) { + if e == nil { return nil, &fs.PathError{Op: "open", Path: name, Err: fs.ErrNotExist} } if e.isDir { @@ -797,7 +803,7 @@ func (r *Reader) Open(name string) (fs.File, error) { } func split(name string) (dir, elem string, isDir bool) { - if name[len(name)-1] == '/' { + if len(name) > 0 && name[len(name)-1] == '/' { isDir = true name = name[:len(name)-1] } |