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authorTakashi Iwai <tiwai@suse.de>2013-11-05 18:39:51 +0100
committerMark Brown <broonie@linaro.org>2013-11-06 10:26:18 +0000
commit773392b25ce1e5d99c72fcc227bb53ba358497be (patch)
treeaf67ba62580092f7a0d3703f69f1ec08b0586d26 /sound
parenta922cd7151371f429c7456951b77999c75520955 (diff)
downloadop-kernel-dev-773392b25ce1e5d99c72fcc227bb53ba358497be.zip
op-kernel-dev-773392b25ce1e5d99c72fcc227bb53ba358497be.tar.gz
ASoC: tpa6130a2: Use WARN_ON() instead of BUG_ON()
Use WARN_ON() and handle the error cases accordingly. Signed-off-by: Takashi Iwai <tiwai@suse.de> Signed-off-by: Mark Brown <broonie@linaro.org>
Diffstat (limited to 'sound')
-rw-r--r--sound/soc/codecs/tpa6130a2.c21
1 files changed, 14 insertions, 7 deletions
diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c
index c58bee8..348552e 100644
--- a/sound/soc/codecs/tpa6130a2.c
+++ b/sound/soc/codecs/tpa6130a2.c
@@ -55,7 +55,8 @@ static int tpa6130a2_i2c_read(int reg)
struct tpa6130a2_data *data;
int val;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
/* If powered off, return the cached value */
@@ -77,7 +78,8 @@ static int tpa6130a2_i2c_write(int reg, u8 value)
struct tpa6130a2_data *data;
int val = 0;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
if (data->power_state) {
@@ -98,7 +100,8 @@ static u8 tpa6130a2_read(int reg)
{
struct tpa6130a2_data *data;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return 0;
data = i2c_get_clientdata(tpa6130a2_client);
return data->regs[reg];
@@ -109,7 +112,8 @@ static int tpa6130a2_initialize(void)
struct tpa6130a2_data *data;
int i, ret = 0;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
for (i = 1; i < TPA6130A2_REG_VERSION; i++) {
@@ -127,7 +131,8 @@ static int tpa6130a2_power(u8 power)
u8 val;
int ret = 0;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
@@ -193,7 +198,8 @@ static int tpa6130a2_get_volsw(struct snd_kcontrol *kcontrol,
unsigned int mask = (1 << fls(max)) - 1;
unsigned int invert = mc->invert;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
mutex_lock(&data->mutex);
@@ -223,7 +229,8 @@ static int tpa6130a2_put_volsw(struct snd_kcontrol *kcontrol,
unsigned int val = (ucontrol->value.integer.value[0] & mask);
unsigned int val_reg;
- BUG_ON(tpa6130a2_client == NULL);
+ if (WARN_ON(!tpa6130a2_client))
+ return -EINVAL;
data = i2c_get_clientdata(tpa6130a2_client);
if (invert)
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