From 884e0c0809e4cc5e88d6545d1c49de7946c1b1ca Mon Sep 17 00:00:00 2001
From: Mark Adler <madler@alumni.caltech.edu>
Date: Fri, 5 Jul 2024 00:46:11 -0500
Subject: [PATCH] Correct used bits from deflateUsed() for deflate_stored()
 case.

---
 deflate.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/deflate.c b/deflate.c
index 0c9aa6d97..1b0b3f786 100644
--- a/deflate.c
+++ b/deflate.c
@@ -1754,8 +1754,10 @@ local block_state deflate_stored(deflate_state *s, int flush) {
         s->high_water = s->strstart;
 
     /* If the last block was written to next_out, then done. */
-    if (last)
+    if (last) {
+        s->bi_used = 8;
         return finish_done;
+    }
 
     /* If flushing and all input has been consumed, then done. */
     if (flush != Z_NO_FLUSH && flush != Z_FINISH &&