X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Futils_latency.c;h=c6a1ff6669185746d9ea1da8e0e56553946f10d9;hb=08a2128ac248150b50f9c54c9c71f573e54df3c3;hp=470fbb8dac01fcd069b5668d288b7cca5a75f771;hpb=4016dcd8e914a98301a737403b7fa1b38c02d4b4;p=collectd.git

diff --git a/src/utils_latency.c b/src/utils_latency.c
index 470fbb8d..c6a1ff66 100644
--- a/src/utils_latency.c
+++ b/src/utils_latency.c
@@ -1,6 +1,6 @@
 /**
  * collectd - src/utils_latency.c
- * Copyright (C) 2013  Florian Forster
+ * Copyright (C) 2013       Florian Forster
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -117,6 +117,7 @@ latency_counter_t *latency_counter_create () /* {{{ */
   lc = malloc (sizeof (*lc));
   if (lc == NULL)
     return (NULL);
+  memset (lc, 0, sizeof (*lc));
 
   latency_counter_reset (lc);
   lc->bin_width = HISTOGRAM_DEFAULT_BIN_WIDTH;
@@ -227,7 +228,7 @@ cdtime_t latency_counter_get_percentile (latency_counter_t *lc,
   int sum;
   size_t i;
 
-  if ((lc == NULL) || !((percent > 0.0) && (percent < 100.0)))
+  if ((lc == NULL) || (lc->num == 0) || !((percent > 0.0) && (percent < 100.0)))
     return (0);
 
   /* Find index i so that at least "percent" events are within i+1 ms. */