When /JBIG2Decode filter takes /.jbig2globalctx parameter and retains a

pointer to it, the filter must not be allocated in global memory if the
parameter is local. Bug 690308.

DIFFERENCES:
None

git-svn-id: http://svn.ghostscript.com/ghostscript/trunk@9514 a1074d23-0009-0410-80fe-cf8c14f379e6

1 files changed, 1 insertions, 4 deletions

diff --git a/gs/psi/zfjbig2.c b/gs/psi/zfjbig2.c
index b70993a41..50bff866b 100644
--- a/gs/psi/zfjbig2.c
+++ b/gs/psi/zfjbig2.c
@@ -77,11 +77,8 @@ z_jbig2decode(i_ctx_t * i_ctx_p)
     }
     	
     /* we pass npop=0, since we've no arguments left to consume */
-    /* we pass 0 instead of the usual rspace(sop) which will allocate storage
-       for filter state from the same memory pool as the stream it's coding.
-       this causes no trouble because we maintain no pointers */
     return filter_read(i_ctx_p, 0, &s_jbig2decode_template,
-		       (stream_state *) & state, 0);
+		       (stream_state *) & state, (sop ? r_space(sop) : 0));
 }