Deal with lint warnings about implicit narrowing conversions

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>

1 files changed, 6 insertions, 1 deletions

diff --git a/RaA8.c b/RaA8.c
index 3e7bc08..ac85ae7 100644
--- a/RaA8.c
+++ b/RaA8.c
@@ -36,16 +36,21 @@ in this Software without prior written authorization from The Open Group.
 #include <X11/X.h>
 #include <X11/Xmd.h>
 #include <X11/Xdmcp.h>
+#include <limits.h>
 
 int
 XdmcpReallocARRAY8 (ARRAY8Ptr array, int length)
 {
     CARD8Ptr	newData;
 
+    /* length defined in ARRAY8 struct is a CARD16 (not CARD8 like the rest) */
+    if (length > UINT16_MAX)
+	return FALSE;
+
     newData = (CARD8Ptr) Xrealloc (array->data, length * sizeof (CARD8));
     if (!newData)
 	return FALSE;
-    array->length = length;
+    array->length = (CARD16) length;
     array->data = newData;
     return TRUE;
 }