Fix invalid volume value when recording value is zero

Change-Id: I05c815b192380c575da1b4217bd26e8f2f5c81bf

diff --git a/server/vcd_recorder.c b/server/vcd_recorder.c
index 4d3cb7e..5ba69d6 100644 (file)
--- a/server/vcd_recorder.c
+++ b/server/vcd_recorder.c
@@ -514,8 +514,8 @@ static float get_volume_decibel(char* data, int size)
                count++;
        }
 
-       if (0 == count) {
-               SLOG(LOG_ERROR, TAG_VCD, "[ERROR] NULL data");
+       if (0 == count || 0 == square_sum) {
+               SLOG(LOG_ERROR, TAG_VCD, "[ERROR] No data");
                rms = 1.0;
        } else {
                rms = sqrt((float)square_sum/count);