Free old stroke state when initing graphics state from another state

Thanks to Zeniko for pointing out this fix.

1 files changed, 2 insertions, 0 deletions

diff --git a/pdf/pdf_interpret.c b/pdf/pdf_interpret.c
index 8c1e40e6..ad4a6cac 100644
--- a/pdf/pdf_interpret.c
+++ b/pdf/pdf_interpret.c
@@ -929,6 +929,8 @@ copy_state(fz_context *ctx, pdf_gstate *gs, pdf_gstate *old)
 	gs->fill = old->fill;
 	gs->font = old->font;
 	gs->softmask = old->softmask;
+
+	fz_drop_stroke_state(ctx, gs->stroke_state);
 	gs->stroke_state = fz_keep_stroke_state(ctx, old->stroke_state);
 
 	pdf_keep_material(ctx, &gs->stroke);