The function relocation.c:add_data_references() was not checking
if all calls to __add_tree_block() and find_data_references() were
succeeding or not.
Signed-off-by: Filipe David Borba Manana <fdman...@gmail.com>
---
fs/btrfs/relocation.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 1209649..295a611 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3628,7 +3628,7 @@ int add_data_references(struct reloc_control *rc,
unsigned long ptr;
unsigned long end;
u32 blocksize = btrfs_level_size(rc->extent_root, 0);
- int ret;
+ int ret = 0;
int err = 0;
eb = path->nodes[0];
@@ -3655,6 +3655,10 @@ int add_data_references(struct reloc_control *rc,
} else {
BUG();
}
+ if (ret) {
+ err = ret;
+ goto out;
+ }
ptr += btrfs_extent_inline_ref_size(key.type);
}
WARN_ON(ptr > end);
@@ -3700,6 +3704,7 @@ int add_data_references(struct reloc_control *rc,
}
path->slots[0]++;
}
+out:
btrfs_release_path(path);
if (err)
free_block_list(blocks);
--
1.7.9.5
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