1 files changed, 4 insertions, 2 deletions

diff --git a/core/multimedia/opieplayer/vorbis/tremor/block.c b/core/multimedia/opieplayer/vorbis/tremor/block.c
index 8949253..7b5531b 100644
--- a/core/multimedia/opieplayer/vorbis/tremor/block.c
+++ b/core/multimedia/opieplayer/vorbis/tremor/block.c
@@ -181,98 +181,100 @@ static int _vds_init(vorbis_dsp_state *v,vorbis_info *vi){
   v->W=0;  /* current window size */
 
   /* initialize all the mapping/backend lookups */
   b->mode=(vorbis_look_mapping **)_ogg_calloc(ci->modes,sizeof(*b->mode));
   for(i=0;i<ci->modes;i++){
     int mapnum=ci->mode_param[i]->mapping;
     int maptype=ci->map_type[mapnum];
     b->mode[i]=_mapping_P[maptype]->look(v,ci->mode_param[i],
                                          ci->map_param[mapnum]);
   }
   return(0);
 }
 
 int vorbis_synthesis_restart(vorbis_dsp_state *v){
   vorbis_info *vi=v->vi;
   codec_setup_info *ci;
 
   if(!v->backend_state)return -1;
   if(!vi)return -1;
   ci=vi->codec_setup;
   if(!ci)return -1;
 
   v->centerW=ci->blocksizes[1]/2;
   v->pcm_current=v->centerW;
   
   v->pcm_returned=-1;
   v->granulepos=-1;
   v->sequence=-1;
   ((private_state *)(v->backend_state))->sample_count=-1;
 
   return(0);
 }
 
 int vorbis_synthesis_init(vorbis_dsp_state *v,vorbis_info *vi){
   _vds_init(v,vi);
   vorbis_synthesis_restart(v);
 
   return(0);
 }
 
 void vorbis_dsp_clear(vorbis_dsp_state *v){
   int i;
   if(v){
     vorbis_info *vi=v->vi;
     codec_setup_info *ci=(codec_setup_info *)(vi?vi->codec_setup:NULL);
     private_state *b=(private_state *)v->backend_state;
 
     if(v->pcm){
-      for(i=0;i<vi->channels;i++)
-        if(v->pcm[i])_ogg_free(v->pcm[i]);
+      if (vi) {
+        for(i=0;i<vi->channels;i++)
+          if(v->pcm[i])_ogg_free(v->pcm[i]);
+      }
       _ogg_free(v->pcm);
       if(v->pcmret)_ogg_free(v->pcmret);
     }
 
     /* free mode lookups; these are actually vorbis_look_mapping structs */
     if(ci){
       for(i=0;i<ci->modes;i++){
         int mapnum=ci->mode_param[i]->mapping;
         int maptype=ci->map_type[mapnum];
         if(b && b->mode)_mapping_P[maptype]->free_look(b->mode[i]);
       }
     }
 
     if(b){
       if(b->mode)_ogg_free(b->mode);    
       _ogg_free(b);
     }
     
     memset(v,0,sizeof(*v));
   }
 }
 
 /* Unlike in analysis, the window is only partially applied for each
    block.  The time domain envelope is not yet handled at the point of
    calling (as it relies on the previous block). */
 
 int vorbis_synthesis_blockin(vorbis_dsp_state *v,vorbis_block *vb){
   vorbis_info *vi=v->vi;
   codec_setup_info *ci=(codec_setup_info *)vi->codec_setup;
   private_state *b=v->backend_state;
   int i,j;
 
   if(v->pcm_current>v->pcm_returned  && v->pcm_returned!=-1)return(OV_EINVAL);
 
   v->lW=v->W;
   v->W=vb->W;
   v->nW=-1;
 
   if((v->sequence==-1)||
      (v->sequence+1 != vb->sequence)){
     v->granulepos=-1; /* out of sequence; lose count */
     b->sample_count=-1;
   }
 
   v->sequence=vb->sequence;
   
   if(vb->pcm){  /* no pcm to process if vorbis_synthesis_trackonly 
                    was called on block */