[SCSI] Remove unused method scsi_device_cancel

Removes an obsolete method scsi_device_cancel which isn't being used
anywhere in the kernel.

Signed-off-by: Priyanka Gupta <priyankag@google.com>
Acked-by: Grant Grundler <grundler@parisc-linux.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

2 files changed, 0 insertions, 47 deletions

diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index 4c1e31334765..64c8595ee712 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -1016,52 +1016,6 @@ struct scsi_device *scsi_device_lookup(struct Scsi_Host *shost,
 }
 EXPORT_SYMBOL(scsi_device_lookup);
 
-/**
- * scsi_device_cancel - cancel outstanding IO to this device
- * @sdev:       Pointer to struct scsi_device
- * @recovery:   Boolean instructing function to recover device or not.
- *
- **/
-int scsi_device_cancel(struct scsi_device *sdev, int recovery)
-{
-        struct scsi_cmnd *scmd;
-        LIST_HEAD(active_list);
-        struct list_head *lh, *lh_sf;
-        unsigned long flags;
-
-        scsi_device_set_state(sdev, SDEV_CANCEL);
-
-        spin_lock_irqsave(&sdev->list_lock, flags);
-        list_for_each_entry(scmd, &sdev->cmd_list, list) {
-                if (scmd->request) {
-                        /*
-                         * If we are unable to remove the timer, it means
-                         * that the command has already timed out or
-                         * finished.
-                         */
-                        if (!scsi_delete_timer(scmd))
-                                continue;
-                        list_add_tail(&scmd->eh_entry, &active_list);
-                }
-        }
-        spin_unlock_irqrestore(&sdev->list_lock, flags);
-
-        if (!list_empty(&active_list)) {
-                list_for_each_safe(lh, lh_sf, &active_list) {
-                        scmd = list_entry(lh, struct scsi_cmnd, eh_entry);
-                        list_del_init(lh);
-                        if (recovery &&
-                            !scsi_eh_scmd_add(scmd, SCSI_EH_CANCEL_CMD)) {
-                                scmd->result = (DID_ABORT << 16);
-                                scsi_finish_command(scmd);
-                        }
-                }
-        }
-
-        return 0;
-}
-EXPORT_SYMBOL(scsi_device_cancel);
-
 MODULE_DESCRIPTION("SCSI core");
 MODULE_LICENSE("GPL");
 
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 6fe1cf672d77..d5057bc338ff 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -209,7 +209,6 @@ extern struct scsi_device *__scsi_add_device(struct Scsi_Host *,
 extern int scsi_add_device(struct Scsi_Host *host, uint channel,
                            uint target, uint lun);
 extern void scsi_remove_device(struct scsi_device *);
-extern int scsi_device_cancel(struct scsi_device *, int);
 
 extern int scsi_device_get(struct scsi_device *);
 extern void scsi_device_put(struct scsi_device *);