xfs: fix the comment of xlog_recover_do_dquot_buffer()

Signed-off-by: NZhi Yong Wu <wuzhy@linux.vnet.ibm.com>
Reviewed-by: NMark Tinguely <tinguely@sgi.com>
Signed-off-by: NBen Myers <bpm@sgi.com>

fs/xfs/xfs_log_recover.c

@@ -2369,7 +2369,7 @@ xfs_qm_dqcheck(
 
 /*
  * Perform a dquot buffer recovery.
- * Simple algorithm: if we have found a QUOTAOFF logitem of the same type
+ * Simple algorithm: if we have found a QUOTAOFF log item of the same type
  * (ie. USR or GRP), then just toss this buffer away; don't recover it.
  * Else, treat it as a regular buffer and do recovery.
  */