ext*: spelling fix prefered -> preferred

Spelling fix: prefered -> preferred

Signed-off-by: Benoit Boissinot <benoit.boissinot@ens-lyon.org>
Signed-off-by: Jesper Juhl <jesper.juhl@gmail.com>
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index c620068..b8a2990 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -239,7 +239,7 @@
  *	@inode: owner
  *	@ind: descriptor of indirect block.
  *
- *	This function returns the prefered place for block allocation.
+ *	This function returns the preferred place for block allocation.
  *	It is used when heuristic for sequential allocation fails.
  *	Rules are:
  *	  + if there is a block to the left of our position - allocate near it.
@@ -283,7 +283,7 @@
 }
 
 /**
- *	ext2_find_goal - find a prefered place for allocation.
+ *	ext2_find_goal - find a preferred place for allocation.
  *	@inode: owner
  *	@block:  block we want
  *	@partial: pointer to the last triple within a chain