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Diffstat (limited to 'arch/s390/hypfs/inode.c')
-rw-r--r--arch/s390/hypfs/inode.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index 18c091925ea5..bdade5f2e325 100644
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c
@@ -1,5 +1,5 @@
/*
- * fs/hypfs/inode.c
+ * arch/s390/hypfs/inode.c
* Hypervisor filesystem for Linux on s390.
*
* Copyright (C) IBM Corp. 2006
@@ -312,10 +312,12 @@ static void hypfs_kill_super(struct super_block *sb)
{
struct hypfs_sb_info *sb_info = sb->s_fs_info;
- hypfs_delete_tree(sb->s_root);
- hypfs_remove(sb_info->update_file);
- kfree(sb->s_fs_info);
- sb->s_fs_info = NULL;
+ if (sb->s_root) {
+ hypfs_delete_tree(sb->s_root);
+ hypfs_remove(sb_info->update_file);
+ kfree(sb->s_fs_info);
+ sb->s_fs_info = NULL;
+ }
kill_litter_super(sb);
}