alsabat: fix one uninitialized warning issue

Fix a variable uninitialized issue, adding the initialized assignment to fix it.

Signed-off-by: Zhang Keqiao <keqiaox.k.zhang@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/bat/analyze.c b/bat/analyze.c
index 17fff50b9148f277c50e9ee8defed0c6b7e60899..211dfc1084aa2ae2dcc2937104779f8366e007d5 100644 (file)
--- a/bat/analyze.c
+++ b/bat/analyze.c
@@ -34,7 +34,7 @@ static void check_amplitude(struct bat *bat, float *buf)
        int i, percent;
 
        /* calculate average value */
-       for (i = 0, sum = 0.0; i < bat->frames; i++)
+       for (i = 0, sum = 0.0, average = 0.0; i < bat->frames; i++)
                sum += buf[i];
        average = sum / bat->frames;