kmemleak: Select DEBUG_FS unconditionally in DEBUG_KMEMLEAK
[linux-2.6.git] / lib / decompress_unlzma.c
index f30c899..476c65a 100644 (file)
@@ -522,6 +522,9 @@ static inline int INIT process_bit1(struct writer *wr, struct rc *rc,
                        cst->rep0 = pos_slot;
                if (++(cst->rep0) == 0)
                        return 0;
+               if (cst->rep0 > wr->header->dict_size
+                               || cst->rep0 > get_pos(wr))
+                       return -1;
        }
 
        len += LZMA_MATCH_MIN_LEN;