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authorLinus Torvalds <torvalds@linux-foundation.org>2008-08-26 10:45:20 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-08-26 10:45:20 -0700
commit1941246dd98089dd637f44d3bd4f6cc1c61aa9e4 (patch)
tree45dcac88d48607391a4692dc316c91ccb86e2fe9
parent1ef708ea449e5eab2780020ec79485db80937833 (diff)
parente784539fe81490a982a013621d39a60c4fce427e (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound-2.6: ALSA: ASoC: Fix error paths in N810 machine driver init and release clocks at exit ALSA: oxygen: prevent muting of nonexistent AC97 controls
-rw-r--r--sound/pci/oxygen/oxygen_mixer.c5
-rw-r--r--sound/soc/omap/n810.c18
2 files changed, 17 insertions, 6 deletions
diff --git a/sound/pci/oxygen/oxygen_mixer.c b/sound/pci/oxygen/oxygen_mixer.c
index 6facac5aed9..05eb8994c14 100644
--- a/sound/pci/oxygen/oxygen_mixer.c
+++ b/sound/pci/oxygen/oxygen_mixer.c
@@ -512,9 +512,12 @@ static int ac97_switch_get(struct snd_kcontrol *ctl,
static void mute_ac97_ctl(struct oxygen *chip, unsigned int control)
{
- unsigned int priv_idx = chip->controls[control]->private_value & 0xff;
+ unsigned int priv_idx;
u16 value;
+ if (!chip->controls[control])
+ return;
+ priv_idx = chip->controls[control]->private_value & 0xff;
value = oxygen_read_ac97(chip, 0, priv_idx);
if (!(value & 0x8000)) {
oxygen_write_ac97(chip, 0, priv_idx, value | 0x8000);
diff --git a/sound/soc/omap/n810.c b/sound/soc/omap/n810.c
index 7694621ec40..87d0ed01f65 100644
--- a/sound/soc/omap/n810.c
+++ b/sound/soc/omap/n810.c
@@ -329,12 +329,14 @@ static int __init n810_soc_init(void)
sys_clkout2_src = clk_get(dev, "sys_clkout2_src");
if (IS_ERR(sys_clkout2_src)) {
dev_err(dev, "Could not get sys_clkout2_src clock\n");
- return -ENODEV;
+ err = PTR_ERR(sys_clkout2_src);
+ goto err2;
}
sys_clkout2 = clk_get(dev, "sys_clkout2");
if (IS_ERR(sys_clkout2)) {
dev_err(dev, "Could not get sys_clkout2\n");
- goto err1;
+ err = PTR_ERR(sys_clkout2);
+ goto err3;
}
/*
* Configure 12 MHz output on SYS_CLKOUT2. Therefore we must use
@@ -343,7 +345,8 @@ static int __init n810_soc_init(void)
func96m_clk = clk_get(dev, "func_96m_ck");
if (IS_ERR(func96m_clk)) {
dev_err(dev, "Could not get func 96M clock\n");
- goto err2;
+ err = PTR_ERR(func96m_clk);
+ goto err4;
}
clk_set_parent(sys_clkout2_src, func96m_clk);
clk_set_rate(sys_clkout2, 12000000);
@@ -356,20 +359,25 @@ static int __init n810_soc_init(void)
gpio_direction_output(N810_SPEAKER_AMP_GPIO, 0);
return 0;
-err2:
+err4:
clk_put(sys_clkout2);
+err3:
+ clk_put(sys_clkout2_src);
+err2:
platform_device_del(n810_snd_device);
err1:
platform_device_put(n810_snd_device);
return err;
-
}
static void __exit n810_soc_exit(void)
{
gpio_free(N810_SPEAKER_AMP_GPIO);
gpio_free(N810_HEADSET_AMP_GPIO);
+ clk_put(sys_clkout2_src);
+ clk_put(sys_clkout2);
+ clk_put(func96m_clk);
platform_device_unregister(n810_snd_device);
}