Compute number of bytes correctly in XResQueryClientPixmapBytes

64-bit servers send the upper 32-bit in bytes_overflow.  We were
multiplying by 2^32 - 1 instead of 2^32 when putting things back
together.

Debian bug#621702

Reported-by: Kevin Ryde <user42@zip.com.au>
Signed-off-by: Julien Cristau <jcristau@debian.org>
Reviewed-by: Alan Coopersmith <alan.coopersmith@oracle.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/XRes.c b/src/XRes.c
index 51e905f..89fab82 100644
--- a/src/XRes.c
+++ b/src/XRes.c
@@ -240,7 +240,7 @@ Status XResQueryClientPixmapBytes (
     }
 
 #ifdef LONG64
-    *bytes = (rep.bytes_overflow * 4294967295) + rep.bytes;
+    *bytes = (rep.bytes_overflow * 4294967296UL) + rep.bytes;
 #else
     *bytes = rep.bytes_overflow ? 0xffffffff : rep.bytes;
 #endif