messages: i2o: Fix typo in messages/i2o

Correct spelling typo in messages/i2o.

Signed-off-by: Masanari Iida <standby24x7@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index 4796bbf..49e86ae 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -609,7 +609,7 @@
 	u8 operation;
 
 	/*
-	 * This is to deail with the case of an application
+	 * This is to deal with the case of an application
 	 * opening a device and then the device disappears while
 	 * it's in use, and then the application tries to release
 	 * it.  ex: Unmounting a deleted RAID volume at reboot.