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| author | Takashi Iwai <tiwai@suse.de> | 2013-11-05 18:39:51 +0100 |
|---|---|---|
| committer | Mark Brown <broonie@linaro.org> | 2013-11-06 10:26:18 +0000 |
| commit | 773392b25ce1e5d99c72fcc227bb53ba358497be (patch) | |
| tree | af67ba62580092f7a0d3703f69f1ec08b0586d26 /sound/soc/codecs | |
| parent | a922cd7151371f429c7456951b77999c75520955 (diff) | |
| download | linux-stable-773392b25ce1e5d99c72fcc227bb53ba358497be.tar.gz linux-stable-773392b25ce1e5d99c72fcc227bb53ba358497be.tar.bz2 linux-stable-773392b25ce1e5d99c72fcc227bb53ba358497be.zip | |
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/soc/codecs')
| -rw-r--r-- | sound/soc/codecs/tpa6130a2.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/sound/soc/codecs/tpa6130a2.c b/sound/soc/codecs/tpa6130a2.c index c58bee8346ce..348552e1771e 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) |