[ALSA] emu10k1 - Fix kthread handling at resume

Don't create emu1010 kthread again at resume if it's already created.
Also make the thread function static.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@perex.cz>
1 file changed