[alsa-devel] [PATCH v3 04/10] ASoC: Intel: bytcht_da7213: Convert to use acpi_dev_get_first_match_dev()

Andy Shevchenko andriy.shevchenko at linux.intel.com
Thu Mar 28 18:17:23 CET 2019


acpi_dev_get_first_match_name() is deprecated and going to be removed
because it leaks a reference.

Convert the driver to use acpi_dev_get_first_match_dev() instead.

Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>
---
 sound/soc/intel/boards/bytcht_da7213.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/sound/soc/intel/boards/bytcht_da7213.c b/sound/soc/intel/boards/bytcht_da7213.c
index b8e884803777..4decba338156 100644
--- a/sound/soc/intel/boards/bytcht_da7213.c
+++ b/sound/soc/intel/boards/bytcht_da7213.c
@@ -226,7 +226,7 @@ static int bytcht_da7213_probe(struct platform_device *pdev)
 	struct snd_soc_card *card;
 	struct snd_soc_acpi_mach *mach;
 	const char *platform_name;
-	const char *i2c_name = NULL;
+	struct acpi_device *adev;
 	int dai_index = 0;
 	int ret_val = 0;
 	int i;
@@ -244,10 +244,11 @@ static int bytcht_da7213_probe(struct platform_device *pdev)
 	}
 
 	/* fixup codec name based on HID */
-	i2c_name = acpi_dev_get_first_match_name(mach->id, NULL, -1);
-	if (i2c_name) {
+	adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);
+	if (adev) {
 		snprintf(codec_name, sizeof(codec_name),
-			"%s%s", "i2c-", i2c_name);
+			 "i2c-%s", acpi_dev_name(adev));
+		put_device(&adev->dev);
 		dailink[dai_index].codec_name = codec_name;
 	}
 
-- 
2.20.1



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