fastbootd: Fix getvar max-download-size formatting.
Bug: 78793464
Test: fuzzy_fastboot Conformance.GetVarDownloadSize passes
Change-Id: I8f33cb01e5b2ba66eab91b2481322d7fae593cf0
diff --git a/fastboot/device/variables.cpp b/fastboot/device/variables.cpp
index 91e844a..68efa08 100644
--- a/fastboot/device/variables.cpp
+++ b/fastboot/device/variables.cpp
@@ -139,7 +139,7 @@
bool GetMaxDownloadSize(FastbootDevice* /* device */, const std::vector<std::string>& /* args */,
std::string* message) {
- *message = std::to_string(kMaxDownloadSizeDefault);
+ *message = android::base::StringPrintf("0x%X", kMaxDownloadSizeDefault);
return true;
}