Forward port r14602 from libvorbis.

Correctly handle the nonsensical codebook.dim==0 case.


git-svn-id: https://svn.xiph.org/trunk/Tremor@17512 0101bb08-14d6-0310-b084-bc0e0c8e3800

1 files changed, 1 insertions, 1 deletions

diff --git a/codebook.c b/codebook.c
index 3539875..7388b1f 100644
--- a/codebook.c
+++ b/codebook.c
@@ -105,7 +105,7 @@ int vorbis_staticbook_unpack(oggpack_buffer *opb,static_codebook *s){
       int quantvals=0;
       switch(s->maptype){
       case 1:
-	quantvals=_book_maptype1_quantvals(s);
+	quantvals=(s->dim==0?0:_book_maptype1_quantvals(s));
 	break;
       case 2:
 	quantvals=s->entries*s->dim;