Avoids leaving stale pointers
Fixes: signal_sigabrt_7ffff70eccc9_819_sabtriple.rm with memlimit
536870912
Found-by: Samuel Groß, Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
if (avctx->internal->is_copy) {
r->tmp_b_block_base = NULL;
+ r->cbp_chroma = NULL;
+ r->cbp_luma = NULL;
+ r->deblock_coefs = NULL;
+ r->intra_types_hist = NULL;
+ r->mb_type = NULL;
+
ff_mpv_idct_init(&r->s);
+
if ((err = ff_mpv_common_init(&r->s)) < 0)
return err;
if ((err = rv34_decoder_alloc(r)) < 0) {