[ALSA] Remove delayed work properly at free and suspend

Remove delayed work properly at free and suspend in ac97 codec and
ak4114 drivers.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
diff --git a/sound/i2c/other/ak4114.c b/sound/i2c/other/ak4114.c
index 34bbafc..d2b17c8 100644
--- a/sound/i2c/other/ak4114.c
+++ b/sound/i2c/other/ak4114.c
@@ -66,6 +66,7 @@
 {
 	chip->init = 1;	/* don't schedule new work */
 	mb();
+	cancel_delayed_work(&chip->work);
 	flush_scheduled_work();
 	kfree(chip);
 }
@@ -97,6 +98,7 @@
 	chip->read = read;
 	chip->write = write;
 	chip->private_data = private_data;
+	INIT_DELAYED_WORK(&chip->work, ak4114_stats);
 
 	for (reg = 0; reg < 7; reg++)
 		chip->regmap[reg] = pgm[reg];
@@ -149,7 +151,6 @@
 	reg_write(chip, AK4114_REG_PWRDN, old | AK4114_RST | AK4114_PWN);
 	/* bring up statistics / event queing */
 	chip->init = 0;
-	INIT_DELAYED_WORK(&chip->work, ak4114_stats);
 	schedule_delayed_work(&chip->work, HZ / 10);
 }