UBIFS fixes for 3.6:

1. Fix crash on error which prevents emulated power-cut testing.
 2. Fix log reply regression introduced in 3.6-rc1.
 3. Fix UBIFS complaints about too small debug buffer size which.
 4. Fix error message spelling, and remove incorrect commentary.
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Merge tag 'upstream-3.6-rc3' of git://git.infradead.org/linux-ubifs

Pull UBIFS fixes from Artem Bityutskiy:
 - Fix crash on error which prevents emulated power-cut testing.
 - Fix log reply regression introduced in 3.6-rc1.
 - Fix UBIFS complaints about too small debug buffer size which.
 - Fix error message spelling, and remove incorrect commentary.

* tag 'upstream-3.6-rc3' of git://git.infradead.org/linux-ubifs:
  UBIFS: fix error messages spelling
  UBIFS: fix complaints about too small debug buffer size
  UBIFS: fix replay regression
  UBIFS: fix crash on error path
  UBIFS: remove stale commentary

fs/ubifs/debug.h

@@ -167,7 +167,7 @@ struct ubifs_global_debug_info {
 #define ubifs_dbg_msg(type, fmt, ...) \
 	pr_debug("UBIFS DBG " type ": " fmt "\n", ##__VA_ARGS__)
 
-#define DBG_KEY_BUF_LEN 32
+#define DBG_KEY_BUF_LEN 48
 #define ubifs_dbg_msg_key(type, key, fmt, ...) do {                            \
 	char __tmp_key_buf[DBG_KEY_BUF_LEN];                                   \
 	pr_debug("UBIFS DBG " type ": " fmt "%s\n", ##__VA_ARGS__,             \

fs/ubifs/lpt.c

@@ -1749,6 +1749,9 @@ int ubifs_lpt_init(struct ubifs_info *c, int rd, int wr)
 	return 0;
 
 out_err:
+	if (wr)
+		ubifs_lpt_free(c, 1);
+	if (rd)
 		ubifs_lpt_free(c, 0);
 	return err;
 }

fs/ubifs/recovery.c

@@ -788,7 +788,7 @@ struct ubifs_scan_leb *ubifs_recover_leb(struct ubifs_info *c, int lnum,
 
 corrupted_rescan:
 	/* Re-scan the corrupted data with verbose messages */
-	ubifs_err("corruptio %d", ret);
+	ubifs_err("corruption %d", ret);
 	ubifs_scan_a_node(c, buf, len, lnum, offs, 1);
 corrupted:
 	ubifs_scanned_corruption(c, lnum, offs, buf);

fs/ubifs/replay.c

@@ -1026,7 +1026,6 @@ int ubifs_replay_journal(struct ubifs_info *c)
 	c->replaying = 1;
 	lnum = c->ltail_lnum = c->lhead_lnum;
 
-	lnum = UBIFS_LOG_LNUM;
 	do {
 		err = replay_log_leb(c, lnum, 0, c->sbuf);
 		if (err == 1)
@@ -1035,7 +1034,7 @@ int ubifs_replay_journal(struct ubifs_info *c)
 		if (err)
 			goto out;
 		lnum = ubifs_next_log_lnum(c, lnum);
-	} while (lnum != UBIFS_LOG_LNUM);
+	} while (lnum != c->ltail_lnum);
 
 	err = replay_buds(c);
 	if (err)

fs/ubifs/super.c

@@ -1157,9 +1157,6 @@ static int check_free_space(struct ubifs_info *c)
  *
  * This function mounts UBIFS file system. Returns zero in case of success and
  * a negative error code in case of failure.
- *
- * Note, the function does not de-allocate resources it it fails half way
- * through, and the caller has to do this instead.
  */
 static int mount_ubifs(struct ubifs_info *c)
 {