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[0/5] ALSA: pcm: snd_interval_step: fix changes of open intervals

Message ID 540CB56D.6080708@ladisch.de (mailing list archive)
State Accepted
Commit df1e471966479526ae64b64d8851a89db26b30bb
Delegated to: Takashi Iwai
Headers show

Commit Message

Clemens Ladisch Sept. 7, 2014, 7:43 p.m. UTC
Changing an interval boundary to a multiple of the step size makes that
boundary exact.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
---
 sound/core/pcm_lib.c |    2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c
index 6fd5e1c..b03c7ae 100644
--- 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)) {