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ALSA: pcm: snd_interval_step: fix changes of open intervals
author
Clemens Ladisch
<clemens@ladisch.de>
Sun, 7 Sep 2014 19:43:41 +0000
(21:43 +0200)
committer
Takashi Iwai
<tiwai@suse.de>
Mon, 8 Sep 2014 08:54:25 +0000
(10:54 +0200)
Changing an interval boundary to a multiple of the step size makes that
boundary exact.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
sound/core/pcm_lib.c
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diff --git
a/sound/core/pcm_lib.c
b/sound/core/pcm_lib.c
index
6fd5e1c
..
b03c7ae
100644
(file)
--- a/
sound/core/pcm_lib.c
+++ b/
sound/core/pcm_lib.c
@@
-1120,11
+1120,13
@@
static int snd_interval_step(struct snd_interval *i, unsigned int step)
n = i->min % step;
if (n != 0 || i->openmin) {
i->min += step - n;
+ i->openmin = 0;
changed = 1;
}
n = i->max % step;
if (n != 0 || i->openmax) {
i->max -= n;
+ i->openmax = 0;
changed = 1;
}
if (snd_interval_checkempty(i)) {