btrfs: Drop inode if inode root is NULL

[linux-imx.git] / fs / btrfs / inode.c

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 23c596cd1b985216bd3d4743540a1f7352920898..c931a4dbd03136ca3de74ab1ad9371b6fbdf23f4 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8011,6 +8011,9 @@ int btrfs_drop_inode(struct inode *inode)
 {
        struct btrfs_root *root = BTRFS_I(inode)->root;
 
+       if (root == NULL)
+               return 1;
+
        /* the snap/subvol tree is on deleting */
        if (btrfs_root_refs(&root->root_item) == 0 &&
            root != root->fs_info->tree_root)