No need to update hash_head.

Plus a single style change to match the other deflate algorithms.

diff --git a/deflate_medium.c b/deflate_medium.c
index 7e9c9de18e121645dd8b1d7e2d3ac4a2b02770e0..995a2cb97d35b8e70b5acc45440a84ecdbd924d5 100644 (file)
--- a/deflate_medium.c
+++ b/deflate_medium.c
@@ -204,7 +204,8 @@ block_state deflate_medium(deflate_state *s, int flush) {
             if (s->lookahead < MIN_LOOKAHEAD && flush == Z_NO_FLUSH) {
                 return need_more;
             }
-            if (s->lookahead == 0) break; /* flush the current block */
+            if (s->lookahead == 0)
+                break; /* flush the current block */
             next_match.match_length = 0;
         }
         s->prev_length = 2;

diff --git a/deflate_slow.c b/deflate_slow.c
index 6c212342bfdf77258ccbc9e716786088cabdbd75..6a855f0c837d69eb7630b751989a06dcd72ad8a4 100644 (file)
--- a/deflate_slow.c
+++ b/deflate_slow.c
@@ -97,7 +97,7 @@ block_state deflate_slow(deflate_state *s, int flush) {
             s->prev_length -= 2;
             do {
                 if (++s->strstart <= max_insert) {
-                    hash_head = insert_string(s, s->strstart);
+                    insert_string(s, s->strstart);
                 }
             } while (--s->prev_length != 0);
             s->match_available = 0;