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authorSimon Glass <sjg@chromium.org>2018-11-15 19:56:12 -0700
committerSimon Glass <sjg@chromium.org>2018-11-29 09:30:05 -0700
commit03f11e87a86307903f40e74495936184063bab79 (patch)
tree0fbb00caa8755dafa8fe261942bb03c5409cfe70 /drivers/sound
parent68c81fb6658bb2b8818d73f52788ea54322acb93 (diff)
sound: Correct data output in sound_create_square_wave()
This function currently outputs twice as much data as it should and overwrites its buffer as a result. Fix it. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'drivers/sound')
-rw-r--r--drivers/sound/sound.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/sound/sound.c b/drivers/sound/sound.c
index 969408186f..6c1eb4c19c 100644
--- a/drivers/sound/sound.c
+++ b/drivers/sound/sound.c
@@ -25,12 +25,10 @@ void sound_create_square_wave(unsigned short *data, int size, uint32_t freq)
for (i = 0; size && i < half; i++) {
size -= 2;
*data++ = amplitude;
- *data++ = amplitude;
}
for (i = 0; size && i < period - half; i++) {
size -= 2;
*data++ = -amplitude;
- *data++ = -amplitude;
}
}
}