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-rw-r--r--fs/btrfs/file.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 1bc7665f8ff0..27237bbaad65 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -292,11 +292,16 @@ static int __btrfs_run_defrag_inode(struct btrfs_fs_info *fs_info,
ret = PTR_ERR(inode_root);
goto cleanup;
}
+ if (!btrfs_grab_fs_root(inode_root)) {
+ ret = -ENOENT;
+ goto cleanup;
+ }
key.objectid = defrag->ino;
key.type = BTRFS_INODE_ITEM_KEY;
key.offset = 0;
inode = btrfs_iget(fs_info->sb, &key, inode_root);
+ btrfs_put_fs_root(inode_root);
if (IS_ERR(inode)) {
ret = PTR_ERR(inode);
goto cleanup;