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alsactl: fix the nested iteration

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There may be nested iterations for hw: card names.
Handle this card name in snd_card_iterator_sinit().

BugLink: https://github.com/alsa-project/alsa-lib/issues/142
Fixes: eefc2c6 ("alsactl: use card iterator functions for all card loops")
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
This commit is contained in:
Jaroslav Kysela
2021-06-01 17:47:42 +02:00
parent ef62ab34fc
commit 78212445de
1 changed files with 2 additions and 0 deletions
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alsactl/utils.c
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@@ -247,6 +247,8 @@ int snd_card_iterator_sinit(struct snd_card_iterator *iter, const char *cardname
int cardno = -1;
if (cardname) {
if (strncmp(cardname, "hw:", 3) == 0)
cardname += 3;
cardno = snd_card_get_index(cardname);
if (cardno < 0) {
error("Cannot find soundcard '%s'...", cardname);