[PATCH AUTOSEL 4.4 10/10] btrfs: convert logic BUG_ON()'s in replace_path to ASSERT()'s

From: Sasha Levin
Date: Sun May 02 2021 - 10:10:24 EST


From: Josef Bacik <josef@xxxxxxxxxxxxxx>

[ Upstream commit 7a9213a93546e7eaef90e6e153af6b8fc7553f10 ]

A few BUG_ON()'s in replace_path are purely to keep us from making
logical mistakes, so replace them with ASSERT()'s.

Reviewed-by: Qu Wenruo <wqu@xxxxxxxx>
Signed-off-by: Josef Bacik <josef@xxxxxxxxxxxxxx>
Reviewed-by: David Sterba <dsterba@xxxxxxxx>
Signed-off-by: David Sterba <dsterba@xxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/btrfs/relocation.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 5681fc3976ad..628b6a046093 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -1785,8 +1785,8 @@ int replace_path(struct btrfs_trans_handle *trans,
int ret;
int slot;

- BUG_ON(src->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID);
- BUG_ON(dest->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID);
+ ASSERT(src->root_key.objectid == BTRFS_TREE_RELOC_OBJECTID);
+ ASSERT(dest->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID);

last_snapshot = btrfs_root_last_snapshot(&src->root_item);
again:
@@ -1818,7 +1818,7 @@ int replace_path(struct btrfs_trans_handle *trans,
parent = eb;
while (1) {
level = btrfs_header_level(parent);
- BUG_ON(level < lowest_level);
+ ASSERT(level >= lowest_level);

ret = btrfs_bin_search(parent, &key, level, &slot);
if (ret && slot > 0)
--
2.30.2