Merge pull request #20220 from LP-HAW/fix-benchmark-overflow

sys/benchmark: fix integer overflow in benchmark_print_time()
RIOT-OS · Jan 3, 2024 · 519f825 · 519f825
2 parents b47771c + 568cbc0
commit 519f825
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/sys/benchmark/benchmark.c b/sys/benchmark/benchmark.c
@@ -26,7 +26,7 @@
 void benchmark_print_time(uint32_t time, unsigned long runs, const char *name)
 {
     uint32_t full = (time / runs);
-    uint32_t div  = (time - (full * runs)) * 1000 / runs;
+    uint32_t div  = (uint32_t)(((uint64_t)(time - (full * runs))) * 1000 / runs);
 
     uint32_t per_sec = (uint32_t)(((uint64_t)US_PER_SEC * runs) / time);