From: Borislav Petkov bp@suse.de

Avoid homegrown notifier registration checks.

No functional changes.

Signed-off-by: Borislav Petkov bp@suse.de Cc: alsa-devel@alsa-project.org --- sound/soc/soc-jack.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sound/soc/soc-jack.c b/sound/soc/soc-jack.c index d798765d168c..0875f5022066 100644 --- a/sound/soc/soc-jack.c +++ b/sound/soc/soc-jack.c @@ -181,7 +181,8 @@ EXPORT_SYMBOL_GPL(snd_soc_jack_add_pins); void snd_soc_jack_notifier_register(struct snd_soc_jack *jack, struct notifier_block *nb) { - blocking_notifier_chain_register(&jack->notifier, nb); + if (blocking_notifier_chain_register(&jack->notifier, nb)) + pr_warn("Jack status notifier already registered\n"); } EXPORT_SYMBOL_GPL(snd_soc_jack_notifier_register);