[automerger skipped] storageproxyd: Fix inverted conditional in error checking am: 237679cf -s ours am: e231f9a5 -s ours am: 038a4a11 -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/+/15983384

Change-Id: I6bc78fda58aa71695069ef300d4dd620aaab4889