Signed-off-by: Chris Wilson <ch...@chris-wilson.co.uk>
---
lib/igt_audio.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/lib/igt_audio.c b/lib/igt_audio.c
index 2321d1c6e..229ce6c69 100644
--- a/lib/igt_audio.c
+++ b/lib/igt_audio.c
@@ -266,9 +266,7 @@ bool audio_signal_detect(struct audio_signal *signal, int
channels,
max = 0;
for (i = 0; i < frames / 2; i++) {
- amplitude[i] = sqrt(data[i] * data[i] +
- data[frames - i] *
- data[frames - i]);
+ amplitude[i] = hypot(data[i], data[frames - i]);
if (amplitude[i] > max)
max = amplitude[i];
}
--
2.17.0
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