shithub: dav1d

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decode: don't realloc the tile data buffer when it needs to be enlarged

Its previous contents don't need to be preserved.

--- a/src/decode.c

+++ b/src/decode.c

@@ -3195,9 +3195,9 @@

     // FIXME qsort so tiles are in order (for frame threading)

     if (f->n_tile_data_alloc < c->n_tile_data) {

-        struct Dav1dTileGroup *tile = realloc(f->tile, c->n_tile_data * sizeof(*f->tile));

-        if (!tile) goto error;

-        f->tile = tile;

+        freep(&f->tile);

+        f->tile = malloc(c->n_tile_data * sizeof(*f->tile));

+        if (!f->tile) goto error;

         f->n_tile_data_alloc = c->n_tile_data;

     }

     memcpy(f->tile, c->tile, c->n_tile_data * sizeof(*f->tile));