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Diffstat (limited to 'mojo/edk/system/platform_handle_dispatcher.cc')
-rw-r--r--mojo/edk/system/platform_handle_dispatcher.cc9
1 files changed, 6 insertions, 3 deletions
diff --git a/mojo/edk/system/platform_handle_dispatcher.cc b/mojo/edk/system/platform_handle_dispatcher.cc
index ab0ac12..eadcb8e 100644
--- a/mojo/edk/system/platform_handle_dispatcher.cc
+++ b/mojo/edk/system/platform_handle_dispatcher.cc
@@ -7,6 +7,7 @@
#include <stddef.h>
#include <algorithm>
+#include <limits>
#include <utility>
#include "base/logging.h"
@@ -16,10 +17,10 @@ namespace edk {
namespace {
-const size_t kInvalidPlatformHandleIndex = static_cast<size_t>(-1);
+const uint32_t kInvalidPlatformHandleIndex = static_cast<uint32_t>(-1);
struct MOJO_ALIGNAS(8) SerializedPlatformHandleDispatcher {
- size_t platform_handle_index; // (Or |kInvalidPlatformHandleIndex|.)
+ uint32_t platform_handle_index; // (Or |kInvalidPlatformHandleIndex|.)
};
} // namespace
@@ -98,7 +99,9 @@ bool PlatformHandleDispatcher::EndSerializeAndCloseImplNoLock(
SerializedPlatformHandleDispatcher* serialization =
static_cast<SerializedPlatformHandleDispatcher*>(destination);
if (platform_handle_.is_valid()) {
- serialization->platform_handle_index = platform_handles->size();
+ DCHECK(platform_handles->size() < std::numeric_limits<uint32_t>::max());
+ serialization->platform_handle_index =
+ static_cast<uint32_t>(platform_handles->size());
platform_handles->push_back(platform_handle_.release());
} else {
serialization->platform_handle_index = kInvalidPlatformHandleIndex;