fd.h: Kill two dead function prototypes.

[paraslash.git] / time.c

diff --git a/time.c b/time.c
index d6e070809e527fba5437f59e0fe7976893432b9e..83231c895020245d72cea40cd34cae03e9951a29 100644 (file)
--- a/time.c
+++ b/time.c
@@ -106,14 +106,20 @@ void tv_scale(const unsigned long mult, const struct timeval *tv,
 /**
  * compute fraction of given struct timeval
  *
- * \param divider the integer value to divide by
+ * \param divisor the integer value to divide by
  * \param tv the timevalue to divide
  * \param result holds (1 / mult) * tv upon return
  */
 void tv_divide(const unsigned long divisor, const struct timeval *tv,
        struct timeval *result)
 {
-       long unsigned q = tv->tv_usec / divisor;
+       long unsigned q;
+
+       if (!divisor) {
+               PARA_EMERG_LOG("%s\n", "division by zero");
+               exit(EXIT_FAILURE);
+       }
+       q = tv->tv_usec / divisor;
        result->tv_sec = tv->tv_sec / divisor;
        result->tv_usec = (tv->tv_sec - result->tv_sec * divisor)
                * 1000 * 1000 / divisor;