From: Nathan Moinvaziri <nathan@nathanm.com>
Date: Sat, 4 Jul 2020 03:10:25 +0000 (-0700)
Subject: Fixed signed integer comparison warning in deflatePrime bits check.
X-Git-Tag: 1.9.9-b1~144
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9f89c8fc1afd570b95df2d066c085e4cb581ef8c;p=thirdparty%2Fzlib-ng.git

Fixed signed integer comparison warning in deflatePrime bits check.

    deflate.c:589:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
---

diff --git a/deflate.c b/deflate.c
index 8af1af32..815c5219 100644
--- a/deflate.c
+++ b/deflate.c
@@ -587,7 +587,7 @@ int32_t ZEXPORT PREFIX(deflatePrime)(PREFIX3(stream) *strm, int32_t bits, int32_
     if (deflateStateCheck(strm))
         return Z_STREAM_ERROR;
     s = strm->state;
-    if (bits < 0 || bits > BIT_BUF_SIZE || bits > (sizeof(value) << 3) ||
+    if (bits < 0 || bits > BIT_BUF_SIZE || bits > (int32_t)(sizeof(value) << 3) ||
         s->sym_buf < s->pending_out + ((BIT_BUF_SIZE + 7) >> 3))
         return Z_BUF_ERROR;
     do {