We are going to stop use of this callback in the following commit.
Still the callback handling code will be dropped in a separate commit.
So, for now let's make it optional.
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-Id: <
20210116214705.822267-16-vsementsov@virtuozzo.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
t->call_state->error_is_read = error_is_read;
} else {
progress_work_done(t->s->progress, t->bytes);
- t->s->progress_bytes_callback(t->bytes, t->s->progress_opaque);
+ if (t->s->progress_bytes_callback) {
+ t->s->progress_bytes_callback(t->bytes, t->s->progress_opaque);
+ }
}
co_put_to_shres(t->s->mem, t->bytes);
block_copy_task_end(t, ret);