Fixing a possibly type conversion error in gettimeofday.c that would …

…lead to incorrect subtracted timevals.
microsoft · Mar 20, 2017 · fddd226 · fddd226
1 parent 16c5ff8
commit fddd226
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/libftl/gettimeofday/gettimeofday.c b/libftl/gettimeofday/gettimeofday.c
@@ -37,10 +37,10 @@
 #define USEC_TO_SEC(x) ((x) / USEC_IN_SEC)
 #define USEC_TO_MSEC(x) ((x) / MSEC_IN_USEC)
 #define MSEC_TO_SEC(x) ((x) / MSEC_IN_SEC)
-#define MSEC_TO_USEC(x) ((x) * MSEC_IN_USEC)
-#define MSEC_TO_NSEC(x) ((x) * MSEC_IN_NSEC)
-#define SEC_TO_USEC(x) ((x) * USEC_IN_SEC)
-#define SEC_TO_NSEC(x) ((x) * NSEC_IN_SEC)
+#define MSEC_TO_USEC(x) (((uint64_t)x) * MSEC_IN_USEC)
+#define MSEC_TO_NSEC(x) (((uint64_t)x) * MSEC_IN_NSEC)
+#define SEC_TO_USEC(x) (((uint64_t)x) * USEC_IN_SEC)
+#define SEC_TO_NSEC(x) (((uint64_t)x) * NSEC_IN_SEC)
 
 #ifdef _WIN32
 #include <Windows.h>