Changeset 2263

Timestamp:

Sep 5, 2008 1:35:01 PM (16 years ago)

Author:

bennylp

Message:

Ticket #612: division by zero in pjlib stddev calculation causes crash/floating point exception in pjsua "dq" command on ARM platform

File:

• pjproject/trunk/pjlib/include/pj/math.h (modified) (1 diff)

pjproject/trunk/pjlib/include/pj/math.h

@@ -168 +168 @@
 PJ_INLINE(unsigned) pj_math_stat_get_stddev(pj_math_stat *stat)
 {
+    if (stat->n == 0) return 0;
     return (pj_isqrt((unsigned)(stat->m2_/stat->n)));
 }