diff options
| -rw-r--r-- | fs/ext4/xattr.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 38e08b438ccb..d8fef540ca9b 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -1471,6 +1471,13 @@ static struct inode *ext4_xattr_inode_create(handle_t *handle, uid_t owner[2] = { i_uid_read(inode), i_gid_read(inode) }; int err; + if (inode->i_sb->s_root == NULL) { + ext4_warning(inode->i_sb, + "refuse to create EA inode when umounting"); + WARN_ON(1); + return ERR_PTR(-EINVAL); + } + /* * Let the next inode be the goal, so we try and allocate the EA inode * in the same group, or nearby one. |