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/fs/ext3/balloc.c b/fs/ext3/balloc.c
index 25cd608..7c6a31d 100644
--- a/fs/ext3/balloc.c
+++ b/fs/ext3/balloc.c
@@ -483,7 +483,7 @@
  * ext3_free_blocks_sb() -- Free given blocks and update quota
  * @handle:			handle to this transaction
  * @sb:				super block
- * @block:			start physcial block to free
+ * @block:			start physical block to free
  * @count:			number of blocks to free
  * @pdquot_freed_blocks:	pointer to quota
  */