alsa_mixer: initialize "volume_set" in the open() method

"volume_set" is an attribute which becomes undefined when the mixer is closed. That means, it must be initialized each time the mixer is opened.

alsa_mixer: initialize "volume_set" in the open() method
3be18507 · Max Kellermann · 0c9799ba · 3be18507
Commit 3be18507 authored Mar 26, 2009 by Max Kellermann
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alsa_mixer.c src/mixer/alsa_mixer.c +2 -2

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--- a/src/mixer/alsa_mixer.c
+++ b/src/mixer/alsa_mixer.c
@@ -52,8 +52,6 @@ alsa_mixer_init(const struct config_param *param)
 	am->control = config_get_block_string(param, "mixer_control",
 					      VOLUME_MIXER_ALSA_CONTROL_DEFAULT);

-	am->volume_set = -1;
-
 	return &am->base;
 }

@@ -82,6 +80,8 @@ alsa_mixer_open(struct mixer *data)
 	int err;
 	snd_mixer_elem_t *elem;

+	am->volume_set = -1;
+
 	err = snd_mixer_open(&am->handle, 0);
 	snd_config_update_free_global();
 	if (err < 0) {