[automerger skipped] storageproxyd: Fix inverted conditional in error checking...

[automerger skipped] storageproxyd: Fix inverted conditional in error checking am: dcdac243 -s ours

am skip reason: Merged-In I3b84188aabe58345a83d2fd57bb8103e730cf365 with SHA-1 bdb2eba4 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/core/+/15910108

Change-Id: I3a7fc90b6f0b07ea3820e93823337d8f654d21e7