Fix issue: upgradeKeyBlob call always return PERMISSION_DENIED.

del() call in upgradeKeyBlob() will check binder client permission first
then delete keyblob file, but keyblob file always inserted by keystore
itself, so every call to upgradeKeyBlob() will get PERMISSION_DENIED error.
Remove del() call instead with mKeyStore->del() to fix it.

Change-Id: I87df619df55c604394eeda4ff3240b5709e5fa7a
1 file changed
tree: e8d05ecdf212f903d4603c1e302f0fed07b522ea
  1. keystore/
  2. keystore-engine/
  3. softkeymaster/
  4. MODULE_LICENSE_APACHE2
  5. NOTICE