diff --git a/video/filter/vf_noise.c b/video/filter/vf_noise.c
index 51d10e2f8f..d6a845c31f 100644
--- a/video/filter/vf_noise.c
+++ b/video/filter/vf_noise.c
@@ -363,9 +363,6 @@ static void uninit(struct vf_instance *vf){
 
 	av_free(vf->priv->lumaParam.noise);
 	vf->priv->lumaParam.noise= NULL;
-
-	free(vf->priv);
-	vf->priv=NULL;
 }
 
 //===========================================================================//
diff --git a/video/filter/vf_phase.c b/video/filter/vf_phase.c
index 136f3cc187..c439a2466a 100644
--- a/video/filter/vf_phase.c
+++ b/video/filter/vf_phase.c
@@ -237,7 +237,6 @@ static void uninit(struct vf_instance *vf)
    free(vf->priv->buf[0]);
    free(vf->priv->buf[1]);
    free(vf->priv->buf[2]);
-   free(vf->priv);
    }
 
 static int query_format(struct vf_instance *vf, unsigned int fmt)
diff --git a/video/filter/vf_pullup.c b/video/filter/vf_pullup.c
index 910650d690..8745e61519 100644
--- a/video/filter/vf_pullup.c
+++ b/video/filter/vf_pullup.c
@@ -262,7 +262,6 @@ static int config(struct vf_instance *vf,
 static void uninit(struct vf_instance *vf)
 {
 	pullup_free_context(vf->priv->ctx);
-	free(vf->priv);
 }
 
 static int control(vf_instance_t *vf, int request, void *data)
diff --git a/video/filter/vf_unsharp.c b/video/filter/vf_unsharp.c
index abb5fb4864..1f60adc230 100644
--- a/video/filter/vf_unsharp.c
+++ b/video/filter/vf_unsharp.c
@@ -201,9 +201,6 @@ static void uninit( struct vf_instance *vf ) {
 	av_free( fp->SC[z] );
 	fp->SC[z] = NULL;
     }
-
-    free( vf->priv );
-    vf->priv = NULL;
 }
 
 //===========================================================================//