Léo Lam 1525396ecf IOS/ES: Properly handle missing TMD in GetStoredTMD
When the TMD doesn't exist on the NAND, IOS returns -106.

This commit also changes IsValid() to not check for the TMD validity,
since this is not always something we want. (IOS can have different
error codes when the TMD is missing, or even worse, simply assume
that the TMD is valid.)
2017-03-04 20:33:35 +01:00
..
2017-03-01 14:53:23 -05:00