diff options
Diffstat (limited to 'source/pdf/pdf-object.c')
| -rw-r--r-- | source/pdf/pdf-object.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/source/pdf/pdf-object.c b/source/pdf/pdf-object.c index eff0128b..0ee399c5 100644 --- a/source/pdf/pdf-object.c +++ b/source/pdf/pdf-object.c @@ -158,6 +158,10 @@ pdf_new_indirect(pdf_document *doc, int num, int gen) { pdf_obj *obj; fz_context *ctx = doc->ctx; + + if (num <= 0 || gen < 0) + fz_throw(ctx, FZ_ERROR_GENERIC, "Invalid num (%d) or gen (%d) for indirection", num, gen); + obj = Memento_label(fz_malloc(ctx, sizeof(pdf_obj)), "pdf_obj(indirect)"); obj->doc = doc; obj->refs = 1; |