treewide: fix a few typos in comments

- kenrel -> kernel
- whetehr -> whether
- ttt -> tt
- sss -> ss

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/scsi/esp_scsi.c b/drivers/scsi/esp_scsi.c
index 5755852..182831e 100644
--- a/drivers/scsi/esp_scsi.c
+++ b/drivers/scsi/esp_scsi.c
@@ -1059,7 +1059,7 @@
 	esp->ops->send_dma_cmd(esp, esp->command_block_dma,
 			       2, 2, 1, ESP_CMD_DMA | ESP_CMD_TI);
 
-	/* ACK the msssage.  */
+	/* ACK the message.  */
 	scsi_esp_cmd(esp, ESP_CMD_MOK);
 
 	for (i = 0; i < ESP_RESELECT_TAG_LIMIT; i++) {