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ASoC: codecs: da7210: add check for i2c_add_driver

Message ID 20220531094712.2376759-1-jiasheng@iscas.ac.cn
State Accepted
Commit 82fa8f581a954ddeec1602bed9f8b4a09d100e6e
Headers show
Series ASoC: codecs: da7210: add check for i2c_add_driver | expand

Commit Message

Jiasheng Jiang May 31, 2022, 9:47 a.m. UTC
As i2c_add_driver could return error if fails, it should be
better to check the return value.
However, if the CONFIG_I2C and CONFIG_SPI_MASTER are both true,
the return value of i2c_add_driver will be covered by
spi_register_driver.
Therefore, it is necessary to add check and return error if fails.

Fixes: aa0e25caafb7 ("ASoC: da7210: Add support for spi regmap")
Signed-off-by: Jiasheng Jiang <jiasheng@iscas.ac.cn>
---
 sound/soc/codecs/da7210.c | 2 ++
 1 file changed, 2 insertions(+)

Comments

Mark Brown June 7, 2022, 10:46 a.m. UTC | #1
On Tue, 31 May 2022 17:47:12 +0800, Jiasheng Jiang wrote:
> As i2c_add_driver could return error if fails, it should be
> better to check the return value.
> However, if the CONFIG_I2C and CONFIG_SPI_MASTER are both true,
> the return value of i2c_add_driver will be covered by
> spi_register_driver.
> Therefore, it is necessary to add check and return error if fails.
> 
> [...]

Applied to

   https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next

Thanks!

[1/1] ASoC: codecs: da7210: add check for i2c_add_driver
      commit: 82fa8f581a954ddeec1602bed9f8b4a09d100e6e

All being well this means that it will be integrated into the linux-next
tree (usually sometime in the next 24 hours) and sent to Linus during
the next merge window (or sooner if it is a bug fix), however if
problems are discovered then the patch may be dropped or reverted.

You may get further e-mails resulting from automated or manual testing
and review of the tree, please engage with people reporting problems and
send followup patches addressing any issues that are reported if needed.

If any updates are required or you are submitting further changes they
should be sent as incremental updates against current git, existing
patches will not be replaced.

Please add any relevant lists and maintainers to the CCs when replying
to this mail.

Thanks,
Mark
diff mbox series

Patch

diff --git a/sound/soc/codecs/da7210.c b/sound/soc/codecs/da7210.c
index 3fa3042e4424..76a21976ccdd 100644
--- a/sound/soc/codecs/da7210.c
+++ b/sound/soc/codecs/da7210.c
@@ -1335,6 +1335,8 @@  static int __init da7210_modinit(void)
 	int ret = 0;
 #if IS_ENABLED(CONFIG_I2C)
 	ret = i2c_add_driver(&da7210_i2c_driver);
+	if (ret)
+		return ret;
 #endif
 #if defined(CONFIG_SPI_MASTER)
 	ret = spi_register_driver(&da7210_spi_driver);