diff options
Diffstat (limited to 'formats/objfile/common.go')
| -rw-r--r-- | formats/objfile/common.go | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/formats/objfile/common.go b/formats/objfile/common.go index 7389086..2f0585f 100644 --- a/formats/objfile/common.go +++ b/formats/objfile/common.go @@ -13,6 +13,8 @@ var ( ErrClosed = errors.New("objfile: already closed") // ErrHeader is returned when the objfile has an invalid header. ErrHeader = errors.New("objfile: invalid header") + // ErrNegativeSize is returned when a negative object size is declared. + ErrNegativeSize = errors.New("objfile: negative object size") ) type header struct { @@ -38,7 +40,11 @@ func (h *header) Read(r io.Reader) error { h.size, err = strconv.ParseInt(string(size), 10, 64) if err != nil { - return err + return ErrHeader + } + + if h.size < 0 { + return ErrNegativeSize } return nil |