UBIFS: correct condition to eliminate unecessary assignment

Signed-off-by: NAdrian Hunter <ext-adrian.hunter@nokia.com>

fs/ubifs/tnc.c

@@ -1600,7 +1600,7 @@ int ubifs_tnc_get_bu_keys(struct ubifs_info *c, struct bu_info *bu)
 	 * An enormous hole could cause bulk-read to encompass too many
 	 * page cache pages, so limit the number here.
 	 */
-	if (bu->blk_cnt >= UBIFS_MAX_BULK_READ)
+	if (bu->blk_cnt > UBIFS_MAX_BULK_READ)
 		bu->blk_cnt = UBIFS_MAX_BULK_READ;
 	/*
 	 * Ensure that bulk-read covers a whole number of page cache