Stddev calculation changes

1 files changed, 1 insertions, 1 deletions

diff --git a/src/lib/ndpi_analyze.c b/src/lib/ndpi_analyze.c
index 7b53e20ea..37e31474f 100644
--- a/src/lib/ndpi_analyze.c
+++ b/src/lib/ndpi_analyze.c
@@ -140,7 +140,7 @@ u_int32_t ndpi_data_max(struct ndpi_analyze_struct *s) { return(s->max_val); }
 
 /* Compute the variance on all values */
 float ndpi_data_variance(struct ndpi_analyze_struct *s) {
-  return(s->num_data_entries ? ((float)s->stddev.sum_square_total - (float)((s->sum_total * s->sum_total) / (float)(s->num_data_entries))) / (float)s->num_data_entries : 0);
+  return(s->num_data_entries ? (float)(s->stddev.sum_square_total - ((s->sum_total * s->sum_total) / (s->num_data_entries))) / (float)s->num_data_entries : 0);
 }
 
 /* ********************************************************************************* */