[PATCH] [SRU][Trusty] Fix for CVE-2018-1092

[Paolo Pisati]

https://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-1092.html

Almost a clean cherry pick, i just switch the returned error from
EFSCORRUPTED to EIO, since the former didn't exist in Trusty.

Theodore Ts'o (1):
  ext4: fail ext4_iget for root directory if unallocated

 fs/ext4/inode.c | 6 ++++++
 1 file changed, 6 insertions(+)

-- 
2.7.4