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ACPICA: _OSI support: Fix possible memory leak

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Fixes a possible memory leak in the error exit path introduced by
recent commit 388a990 ("ACPICA: _OSI Support: handle any errors from
acpi_os_acquire_mutex()").

[rjw: Changelog]
Signed-off-by: Jung-uk Kim <jkim@FreeBSD.org>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Jung-uk Kim 2013-05-08 04:01:49 +00:00 committed by Rafael J. Wysocki
parent 61388f9e5d
commit 3aa2eeacb5
1 changed files with 2 additions and 1 deletions
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drivers/acpi/acpica/utosi.c
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@ -349,7 +349,8 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state * walk_state)
return_value = 0;
status = acpi_os_acquire_mutex(acpi_gbl_osi_mutex, ACPI_WAIT_FOREVER);
if (ACPI_FAILURE(status)) {
return (status);
acpi_ut_remove_reference(return_desc);
return_ACPI_STATUS(status);
}
/* Lookup the interface in the global _OSI list */