lavfi/vf_*_vaapi: Fix error case

Fixes CID 1452400, 1452416, 1452550, 1452590, 1452760.

libavfilter/vf_deinterlace_vaapi.c

@@ -239,7 +239,7 @@ static int deint_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
 
         err = av_frame_copy_props(output_frame, input_frame);
         if (err < 0)
-            return err;
+            goto fail;
 
         err = ff_vaapi_vpp_init_params(avctx, &params,
                                        input_frame, output_frame);

libavfilter/vf_misc_vaapi.c

@@ -145,7 +145,7 @@ static int misc_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
 
     err = av_frame_copy_props(output_frame, input_frame);
     if (err < 0)
-        return err;
+        goto fail;
 
     err = ff_vaapi_vpp_init_params(avctx, &params,
                                    input_frame, output_frame);

libavfilter/vf_procamp_vaapi.c

@@ -150,7 +150,7 @@ static int procamp_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame
 
     err = av_frame_copy_props(output_frame, input_frame);
     if (err < 0)
-        return err;
+        goto fail;
 
     err = ff_vaapi_vpp_init_params(avctx, &params,
                                    input_frame, output_frame);

libavfilter/vf_scale_vaapi.c

@@ -125,7 +125,7 @@ static int scale_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)
 
     err = av_frame_copy_props(output_frame, input_frame);
     if (err < 0)
-        return err;
+        goto fail;
 
     if (ctx->colour_primaries != AVCOL_PRI_UNSPECIFIED)
         output_frame->color_primaries = ctx->colour_primaries;

libavfilter/vf_transpose_vaapi.c

@@ -145,7 +145,7 @@ static int transpose_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_fra
 
     err = av_frame_copy_props(output_frame, input_frame);
     if (err < 0)
-        return err;
+        goto fail;
 
     err = ff_vaapi_vpp_init_params(avctx, &params,
                                    input_frame, output_frame);