ide: factor out adding drive to hwgroup from init_irq()

Factor out adding drive to hwgroup from init_irq() to
ide_add_drive_to_hwgroup().

There should be no functionality changes caused by this patch.

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

1 files changed, 18 insertions, 11 deletions

diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index e7067c20e338..4d940d1a80ed 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -911,6 +911,23 @@ static int ide_init_queue(ide_drive_t *drive)
         return 0;
 }
 
+static void ide_add_drive_to_hwgroup(ide_drive_t *drive)
+{
+        ide_hwgroup_t *hwgroup = drive->hwif->hwgroup;
+
+        spin_lock_irq(&ide_lock);
+        if (!hwgroup->drive) {
+                /* first drive for hwgroup. */
+                drive->next = drive;
+                hwgroup->drive = drive;
+                hwgroup->hwif = HWIF(hwgroup->drive);
+        } else {
+                drive->next = hwgroup->drive->next;
+                hwgroup->drive->next = drive;
+        }
+        spin_unlock_irq(&ide_lock);
+}
+
 /*
  * This routine sets up the irq for an ide interface, and creates a new
  * hwgroup for the irq/hwif if none was previously assigned.
@@ -1033,17 +1050,7 @@ static int init_irq (ide_hwif_t *hwif)
                         printk(KERN_ERR "ide: failed to init %s\n",drive->name);
                         continue;
                 }
-                spin_lock_irq(&ide_lock);
-                if (!hwgroup->drive) {
-                        /* first drive for hwgroup. */
-                        drive->next = drive;
-                        hwgroup->drive = drive;
-                        hwgroup->hwif = HWIF(hwgroup->drive);
-                } else {
-                        drive->next = hwgroup->drive->next;
-                        hwgroup->drive->next = drive;
-                }
-                spin_unlock_irq(&ide_lock);
+                ide_add_drive_to_hwgroup(drive);
         }
 
 #if !defined(__mc68000__) && !defined(CONFIG_APUS)