From: Pierre Ossman <ossman@cendio.se>
Date: Mon, 2 Oct 2017 09:06:04 +0000 (+0200)
Subject: Keep alpha in cursor alpha conversion
X-Git-Tag: v1.8.90~96
X-Git-Url: https://source.dussan.org/?a=commitdiff_plain;h=a846421a73d20e409379fd0ff620b27cac8fbcba;p=tigervnc.git

Keep alpha in cursor alpha conversion

Don't touch the existing value or we might mess it up when we avoid
division by zero.
---

diff --git a/common/rfb/CMsgReader.cxx b/common/rfb/CMsgReader.cxx
index eee6d277..c325d48f 100644
--- a/common/rfb/CMsgReader.cxx
+++ b/common/rfb/CMsgReader.cxx
@@ -340,7 +340,6 @@ void CMsgReader::readSetCursorWithAlpha(int width, int height, const Point& hots
     buf[0] = (unsigned)buf[0] * 255/alpha;
     buf[1] = (unsigned)buf[1] * 255/alpha;
     buf[2] = (unsigned)buf[2] * 255/alpha;
-    buf[3] = alpha;
 
     buf += 4;
   }