ide: sanitize ACPI initialization

* ide_acpi_init() -> ide_acpi_init_port()

* ide_acpi_blacklist() -> ide_acpi_init()

* Call ide_acpi_init() only once (do it during IDE core
  initialization) and cleanup the function accordingly.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 3 insertions, 9 deletions

diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index 8d6d31fcbfba..ba5932d7b1bb 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -89,12 +89,8 @@ static const struct dmi_system_id ide_acpi_dmi_table[] = {
         { }     /* terminate list */
 };
 
-static int ide_acpi_blacklist(void)
+int ide_acpi_init(void)
 {
-        static int done;
-        if (done)
-                return 0;
-        done = 1;
         dmi_check_system(ide_acpi_dmi_table);
         return 0;
 }
@@ -624,7 +620,7 @@ void ide_acpi_set_state(ide_hwif_t *hwif, int on)
 }
 
 /**
- * ide_acpi_init - initialize the ACPI link for an IDE interface
+ * ide_acpi_init_port - initialize the ACPI link for an IDE interface
  * @hwif: target IDE interface (channel)
  *
  * The ACPI spec is not quite clear when the drive identify buffer
@@ -634,10 +630,8 @@ void ide_acpi_set_state(ide_hwif_t *hwif, int on)
  * So we get the information during startup; but this means that
  * any changes during run-time will be lost after resume.
  */
-void ide_acpi_init(ide_hwif_t *hwif)
+void ide_acpi_init_port(ide_hwif_t *hwif)
 {
-        ide_acpi_blacklist();
-
         hwif->acpidata = kzalloc(sizeof(struct ide_acpi_hwif_link), GFP_KERNEL);
         if (!hwif->acpidata)
                 return;