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ASoC: Fix early event callback list iteration

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The power_list field is used when adding a widget to a power sequence list. Use
the same field when iterating the list using list_for_each_entry, otherwise
we'll see undefined behavior.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lars-Peter Clausen 2013-05-23 00:12:53 +02:00 committed by Mark Brown
parent 7d0cd22382
commit cf1f7c6e87
1 changed files with 2 additions and 2 deletions
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4
sound/soc/soc-dapm.c
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@ -1738,11 +1738,11 @@ static int dapm_power_widgets(struct snd_soc_dapm_context *dapm, int event)
&async_domain);
async_synchronize_full_domain(&async_domain);
list_for_each_entry(w, &down_list, list) {
list_for_each_entry(w, &down_list, power_list) {
dapm_seq_check_event(dapm, w, SND_SOC_DAPM_WILL_PMD);
}
list_for_each_entry(w, &up_list, list) {
list_for_each_entry(w, &up_list, power_list) {
dapm_seq_check_event(dapm, w, SND_SOC_DAPM_WILL_PMU);
}