[Freeswitch-svn] [commit] r3670 - freeswitch/trunk/src/mod/applications/mod_conference

[Freeswitch SVN]

Author: anthm
Date: Fri Dec 15 12:01:01 2006
New Revision: 3670

Modified:
   freeswitch/trunk/src/mod/applications/mod_conference/mod_conference.c

Log:
avoid potential div by zero

Modified: freeswitch/trunk/src/mod/applications/mod_conference/mod_conference.c
==============================================================================
--- freeswitch/trunk/src/mod/applications/mod_conference/mod_conference.c	(original)
+++ freeswitch/trunk/src/mod/applications/mod_conference/mod_conference.c	Fri Dec 15 12:01:01 2006
@@ -3256,14 +3256,15 @@
 			int16_t *data;
 
 			data = read_frame->data;
-			samples = read_frame->datalen / sizeof(*data);
+			if ((samples = read_frame->datalen / sizeof(*data))) {
 
-			for (i = 0; i < samples; i++) {
-				energy += abs(data[j]);
-				j += read_codec->implementation->number_of_channels;
-			}
+                for (i = 0; i < samples; i++) {
+                    energy += abs(data[j]);
+                    j += read_codec->implementation->number_of_channels;
+                }
 
-			score = energy / samples;
+                score = energy / samples;
+            }
 
 			if (score > energy_level) {
 				uint32_t diff = score - energy_level;