treewide: fix comment/printk/variable typos

Signed-off-by: Anatol Pomozov <anatol.pomozov@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/scsi/isci/init.c b/drivers/scsi/isci/init.c
index 47e28b5..8912567 100644
--- a/drivers/scsi/isci/init.c
+++ b/drivers/scsi/isci/init.c
@@ -219,7 +219,7 @@
  * @isci_host: This parameter specifies the lldd specific wrapper for the
  *    libsas sas_ha struct.
  *
- * This method returns an error code indicating sucess or failure. The user
+ * This method returns an error code indicating success or failure. The user
  * should check for possible memory allocation error return otherwise, a zero
  * indicates success.
  */
diff --git a/drivers/scsi/isci/request.c b/drivers/scsi/isci/request.c
index 7a0431c..c1bafc3 100644
--- a/drivers/scsi/isci/request.c
+++ b/drivers/scsi/isci/request.c
@@ -2240,7 +2240,7 @@
 			status = ireq->sci_status;
 			sci_change_state(&idev->sm, SCI_STP_DEV_ATAPI_ERROR);
 		} else {
-			/* If receiving any non-sucess TC status, no UF
+			/* If receiving any non-success TC status, no UF
 			 * received yet, then an UF for the status fis
 			 * is coming after (XXX: suspect this is
 			 * actually a protocol error or a bug like the
diff --git a/drivers/scsi/isci/task.c b/drivers/scsi/isci/task.c
index 6bc74eb..b6f19a1 100644
--- a/drivers/scsi/isci/task.c
+++ b/drivers/scsi/isci/task.c
@@ -532,7 +532,7 @@
 		/* The request has already completed and there
 		* is nothing to do here other than to set the task
 		* done bit, and indicate that the task abort function
-		* was sucessful.
+		* was successful.
 		*/
 		spin_lock_irqsave(&task->task_state_lock, flags);
 		task->task_state_flags |= SAS_TASK_STATE_DONE;