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ACPI / utils: Introduce acpi_dev_get_first_match_dev() helper

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The acpi_dev_get_first_match_name() is missing put_device() call
and thus keeping reference counting unbalanced.

In order to fix the issue introduce a new helper to convert existing users
one-by-one to a better API.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Mika Westerberg <mika.westerberg@linux.intel.com>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Andy Shevchenko
2019-03-18 23:00:54 +03:00
committed by Rafael J. Wysocki
parent 79a3aaa7b8
commit 817b4d64da
3 changed files with 31 additions and 2 deletions
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3
include/acpi/acpi_bus.h
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@@ -91,6 +91,9 @@ acpi_evaluate_dsm_typed(acpi_handle handle, const guid_t *guid, u64 rev,
bool acpi_dev_found(const char *hid);
bool acpi_dev_present(const char *hid, const char *uid, s64 hrv);
struct acpi_device *
acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv);
const char *
acpi_dev_get_first_match_name(const char *hid, const char *uid, s64 hrv);