shithub: dav1d

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parsing: error out when trying to decode a frame without tile data

Replaces an assert with a check and return error. Fixes an assert fail
with crash-ea35702b18cd8c17da7505126eb0e6aa6914f09d.

--- a/src/obu.c

+++ b/src/obu.c

@@ -1065,7 +1065,8 @@

     if (c->have_seq_hdr && c->have_frame_hdr &&

         c->tile_mask == (1 << n_tiles) - 1)

     {

-        assert(c->n_tile_data);

+        if (!c->n_tile_data)

+            return -EINVAL;

         dav1d_submit_frame(c);

         assert(!c->n_tile_data);

         c->have_frame_hdr = 0;