diff options
Diffstat (limited to 'sound/pci/ac97')
| -rw-r--r-- | sound/pci/ac97/ac97_codec.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c index 9faeaefc8e6..abc83fa85bc 100644 --- a/sound/pci/ac97/ac97_codec.c +++ b/sound/pci/ac97/ac97_codec.c @@ -2186,6 +2186,8 @@ static void snd_ac97_powerdown(struct snd_ac97 *ac97) */ void snd_ac97_suspend(struct snd_ac97 *ac97) { + if (! ac97) + return; if (ac97->build_ops->suspend) ac97->build_ops->suspend(ac97); snd_ac97_powerdown(ac97); @@ -2242,6 +2244,9 @@ void snd_ac97_resume(struct snd_ac97 *ac97) { unsigned long end_time; + if (! ac97) + return; + if (ac97->bus->ops->reset) { ac97->bus->ops->reset(ac97); goto __reset_ready; |