update_engine: update another read size am: 6963a9296d

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/3234524

Change-Id: I4f4a7e03a05e3de029c713f350cca204acaa8b78
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/payload_consumer/filesystem_verifier_action.cc b/payload_consumer/filesystem_verifier_action.cc
index 93e61bf..2934fb7 100644
--- a/payload_consumer/filesystem_verifier_action.cc
+++ b/payload_consumer/filesystem_verifier_action.cc
@@ -319,7 +319,7 @@
     return;
   }
   const auto read_size =
-      std::min<size_t>(buffer_size, end_offset - start_offset);
+      std::min<uint64_t>(buffer_size, end_offset - start_offset);
   const auto bytes_read = fd->Read(buffer, read_size);
   if (bytes_read < 0 || static_cast<size_t>(bytes_read) != read_size) {
     PLOG(ERROR) << "Failed to read offset " << start_offset << " expected "