android: Ensure partitions are at least 1 block in size

Signed-off-by: hmz007 <hmz007@gmail.com> Change-Id: Idc1aeb7d6a5e2ed539c129a53b732435218a1a65
10 months ago · 5409adf782
parent b7a4d32ad6
commit 5409adf782
1 changed files with 1 additions and 1 deletions
--- a/system/update_engine/payload_generator/generate_delta_main.cc
+++ b/system/update_engine/payload_generator/generate_delta_main.cc
@ -465,7 +465,7 @@ void RoundDownPartitions(const ImageConfig& config) {
    if (part.path.empty()) {
      continue;
    }
-    const auto size = utils::FileSize(part.path);
+    const auto size = std::max<size_t>(utils::FileSize(part.path), kBlockSize);
    if (size % kBlockSize != 0) {
      const auto err =
          truncate(part.path.c_str(), size / kBlockSize * kBlockSize);