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@xxxxxxxxxxxxxx> --- On Tue, Nov 18, 2008 at 11:14 AM, Takashi Iwai <tiwai@xxxxxxx> wrote: > The changes look good, but please run checkpatch.pl to your patch and > fix the coding style issues suggested there. I did not fix: "WARNING: line over 80 characters" as they a hardly longer than 80 characters and there are lines longer than this in the same file. "ERROR: do not use assignment in if condition" as this pattern seems to be quite common. Comments? Should I fix them? sound/core/init.c | 6 ++++-- 1 files changed, 4 insertions(+), 2 deletions(-) diff --git a/sound/core/init.c b/sound/core/init.c index af1e407..814d834 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -637,8 +637,10 @@ 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); + if ((err = device_create_file(card->card_dev, &card_id_attrs)) < 0) + return err; + if ((err = device_create_file(card->card_dev, &card_number_attrs)) < 0) + return err; } #endif return 0; -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html