ubifs: Delete duplicated words + other fixes

Delete repeated words in fs/ubifs/.
{negative, is, of, and, one, it}
where "it it" was changed to "if it".

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
To: linux-fsdevel@vger.kernel.org
Cc: Richard Weinberger <richard@nod.at>
Cc: linux-mtd@lists.infradead.org
Signed-off-by: Richard Weinberger <richard@nod.at>

fs/ubifs/debug.c

@@ -1012,7 +1012,7 @@ void dbg_save_space_info(struct ubifs_info *c)
  *
  * This function compares current flash space information with the information
  * which was saved when the 'dbg_save_space_info()' function was called.
- * Returns zero if the information has not changed, and %-EINVAL it it has
+ * Returns zero if the information has not changed, and %-EINVAL if it has
  * changed.
  */
 int dbg_check_space_info(struct ubifs_info *c)

fs/ubifs/dir.c

@@ -834,7 +834,7 @@ out_fname:
  *
  * This function checks if directory @dir is empty. Returns zero if the
  * directory is empty, %-ENOTEMPTY if it is not, and other negative error codes
- * in case of of errors.
+ * in case of errors.
  */
 int ubifs_check_dir_empty(struct inode *dir)
 {

fs/ubifs/file.c

@@ -205,7 +205,7 @@ static void release_new_page_budget(struct ubifs_info *c)
  * @c: UBIFS file-system description object
  *
  * This is a helper function which releases budget corresponding to the budget
- * of changing one one page of data which already exists on the flash media.
+ * of changing one page of data which already exists on the flash media.
  */
 static void release_existing_page_budget(struct ubifs_info *c)
 {

fs/ubifs/io.c

@@ -1046,7 +1046,7 @@ out:
  * @lnum: logical eraseblock number
  * @offs: offset within the logical eraseblock
  *
- * This function reads a node of known type and and length, checks it and
+ * This function reads a node of known type and length, checks it and
  * stores in @buf. Returns zero in case of success, %-EUCLEAN if CRC mismatched
  * and a negative error code in case of failure.
  */

fs/ubifs/replay.c

@@ -574,7 +574,7 @@ static int authenticate_sleb_hash(struct ubifs_info *c, struct shash_desc *log_h
  * @c: UBIFS file-system description object
  * @sleb: the scan LEB to authenticate
  * @log_hash:
- * @is_last: if true, this is is the last LEB
+ * @is_last: if true, this is the last LEB
  *
  * This function iterates over the buds of a single LEB authenticating all buds
  * with the authentication nodes on this LEB. Authentication nodes are written

fs/ubifs/tnc.c

@@ -377,7 +377,7 @@ static void lnc_free(struct ubifs_zbranch *zbr)
  *
  * This function reads a "hashed" node defined by @zbr from the leaf node cache
  * (in it is there) or from the hash media, in which case the node is also
- * added to LNC. Returns zero in case of success or a negative negative error
+ * added to LNC. Returns zero in case of success or a negative error
  * code in case of failure.
  */
 static int tnc_read_hashed_node(struct ubifs_info *c, struct ubifs_zbranch *zbr,

fs/ubifs/tnc_misc.c

@@ -455,8 +455,7 @@ out:
  * @node: node is returned here
  *
  * This function reads a node defined by @zbr from the flash media. Returns
- * zero in case of success or a negative negative error code in case of
- * failure.
+ * zero in case of success or a negative error code in case of failure.
  */
 int ubifs_tnc_read_node(struct ubifs_info *c, struct ubifs_zbranch *zbr,
 			void *node)