btrfs: handle record_root_in_trans failure in btrfs_record_root_in_trans
record_root_in_trans can fail currently, handle this failure properly.
Signed-off-by: Josef Bacik <josef@toxicpanda.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 6362549..0b72fe0 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -492,6 +492,7 @@ int btrfs_record_root_in_trans(struct btrfs_trans_handle *trans,
struct btrfs_root *root)
{
struct btrfs_fs_info *fs_info = root->fs_info;
+ int ret;
if (!test_bit(BTRFS_ROOT_SHAREABLE, &root->state))
return 0;
@@ -506,10 +507,10 @@ int btrfs_record_root_in_trans(struct btrfs_trans_handle *trans,
return 0;
mutex_lock(&fs_info->reloc_mutex);
- record_root_in_trans(trans, root, 0);
+ ret = record_root_in_trans(trans, root, 0);
mutex_unlock(&fs_info->reloc_mutex);
- return 0;
+ return ret;
}
static inline int is_transaction_blocked(struct btrfs_transaction *trans)