Fix warnings from static analysis tool. am: fc06f65914

Original change: https://android-review.googlesource.com/c/platform/packages/apps/SecureElement/+/2532841

Change-Id: Icdf76fe8c2c4e7c6bb8fd9300cf6985b2daf05e7
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>