In the following patch we'll want to pass blk children to block-copy. Const pointers are not enough. So, return non const pointer from blk_root().
Signed-off-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com> --- include/sysemu/block-backend.h | 2 +- block/block-backend.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h index 29d4fdbf63..5d4dd877b7 100644 --- a/include/sysemu/block-backend.h +++ b/include/sysemu/block-backend.h @@ -271,7 +271,7 @@ int coroutine_fn blk_co_copy_range(BlockBackend *blk_in, int64_t off_in, int bytes, BdrvRequestFlags read_flags, BdrvRequestFlags write_flags); -const BdrvChild *blk_root(BlockBackend *blk); +BdrvChild *blk_root(BlockBackend *blk); int blk_make_empty(BlockBackend *blk, Error **errp); diff --git a/block/block-backend.c b/block/block-backend.c index 6140d133e2..b167c630d2 100644 --- a/block/block-backend.c +++ b/block/block-backend.c @@ -2463,7 +2463,7 @@ int coroutine_fn blk_co_copy_range(BlockBackend *blk_in, int64_t off_in, bytes, read_flags, write_flags); } -const BdrvChild *blk_root(BlockBackend *blk) +BdrvChild *blk_root(BlockBackend *blk) { return blk->root; } -- 2.29.2