8288769: Revert unintentional change to deflate.c

Reviewed-by: iris, bpb, alanb
openjdk · Aug 10, 2022 · 4c6d22a · 4c6d22a
1 parent 5fce02e
commit 4c6d22a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/java.base/share/native/libzip/zlib/deflate.c b/src/java.base/share/native/libzip/zlib/deflate.c
@@ -555,7 +555,7 @@ int ZEXPORT deflateResetKeep (strm)
         s->wrap == 2 ? crc32(0L, Z_NULL, 0) :
 #endif
         adler32(0L, Z_NULL, 0);
-    s->last_flush = Z_NO_FLUSH;
+    s->last_flush = -2;
 
     _tr_init(s);
 
@@ -649,7 +649,7 @@ int ZEXPORT deflateParams(strm, level, strategy)
     func = configuration_table[s->level].func;
 
     if ((strategy != s->strategy || func != configuration_table[level].func) &&
-        s->high_water) {
+        s->last_flush != -2) {
         /* Flush the last buffer: */
         int err = deflate(strm, Z_BLOCK);
         if (err == Z_STREAM_ERROR)