commit 76f06f2c6a5c472099818f1293171e7b49c88d1d
author Michael Chan <michael.chan@dolby.com> Mon Nov 13 14:54:44 2023 +1100
committer Michael Chan <michael.chan@dolby.com> Mon Nov 13 16:53:36 2023 +1100
tree ffbe78431bdb92a9bfa888350639334140dce3ce
parent bafcb977b5b24f2fafeeb8b145140bc705200ebf

frameCountFromDurationUs: Avoid integer overflow

Change-Id: Ifbeab2724172f0adc113d6f8852a6f8ae7870817

audio/aidl/common/include/Utils.h

diff --git a/audio/aidl/common/include/Utils.h b/audio/aidl/common/include/Utils.h
index 59ca92a..ef312d5 100644
--- a/audio/aidl/common/include/Utils.h
+++ b/audio/aidl/common/include/Utils.h
@@ -175,7 +175,7 @@
 }
 
 constexpr int32_t frameCountFromDurationUs(long durationUs, int32_t sampleRateHz) {
-    return (durationUs * sampleRateHz) / 1000000LL;
+    return (static_cast<long long>(durationUs) * sampleRateHz) / 1000000LL;
 }
 
 constexpr int32_t frameCountFromDurationMs(int32_t durationMs, int32_t sampleRateHz) {