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sound: Fix warnings relating to ignored return value in snd_card_register

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Do not ignore the return of 'device_create_file' in
'snd_card_register' and thereby fixing the following warnings:

sound/core/init.c: In function 'snd_card_register':
sound/core/init.c:640: warning: ignoring return value of
'device_create_file', declared with attribute warn_unused_result
sound/core/init.c:641: warning: ignoring return value of
'device_create_file', declared with attribute warn_unused_result

Signed-off-by: Hannes Eder <hannes@hanneseder.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Hannes Eder 2008-11-18 12:25:06 -05:00 committed by Takashi Iwai
parent fd64138c0e
commit 2af752936b
1 changed files with 6 additions and 2 deletions
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8
sound/core/init.c
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@ -637,8 +637,12 @@ int snd_card_register(struct snd_card *card)
#endif
#ifndef CONFIG_SYSFS_DEPRECATED
if (card->card_dev) {
device_create_file(card->card_dev, &card_id_attrs);
device_create_file(card->card_dev, &card_number_attrs);
err = device_create_file(card->card_dev, &card_id_attrs);
if (err < 0)
return err;
err = device_create_file(card->card_dev, &card_number_attrs);
if (err < 0)
return err;
}
#endif
return 0;