[Xen-devel] [PATCH 2/3] Fix acpi_set_register

["Wei, Gang" <gang.wei@xxxxxxxxx>]

ACPI: Remove a redundant call to acpi_hw_register_read().

Signed-off-by: Wei Gang <gang.wei@xxxxxxxxx>

diff -r fc0b0c64246d xen/drivers/acpi/hwregs.c
--- a/xen/drivers/acpi/hwregs.c Thu Aug 21 16:15:30 2008 +0800
+++ b/xen/drivers/acpi/hwregs.c Mon Aug 25 15:24:32 2008 +0800
@@ -238,12 +238,6 @@ acpi_status acpi_set_register(u32 regist
                break;

        case ACPI_REGISTER_PM2_CONTROL:
-
-               status = acpi_hw_register_read(ACPI_REGISTER_PM2_CONTROL,
-                                              &register_value);
-               if (ACPI_FAILURE(status)) {
-                       goto unlock_and_exit;
-               }

                ACPI_DEBUG_PRINT((ACPI_DB_IO,
                                  "PM2 control: Read %X from %8.8X%8.8X\n",

Attachment: fix-acpi_set_register-0902.patch
Description: fix-acpi_set_register-0902.patch

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