File smalltalk-2.1.10-xpm-sec5.patch of Package smalltalk

--- packages/blox/tk/BloxTK.c
+++ packages/blox/tk/BloxTK.c
@@ -672,7 +672,7 @@
   XpmColor *colorTable;
   char **defaults;
 
-  if (ncolors >= SIZE_MAX / sizeof(XpmColor))
+  if (ncolors >= UINT_MAX / sizeof(XpmColor))
     return (TCL_ERROR);		/* No memory */
   colorTable = (XpmColor *) malloc (ncolors * sizeof (XpmColor));
   if (!colorTable)
@@ -688,7 +688,7 @@
 	  /*
 	   * read pixel value
 	   */
-	  if (cpp >= SIZE_MAX - 1)
+	  if (cpp >= UINT_MAX - 1)
 	    {
 	      xpmFreeColorTable(colorTable, ncolors);
 	      return (TCL_ERROR);         /* No memory */
@@ -780,7 +780,7 @@
 	  /*
 	   * read pixel value
 	   */
-	  if (cpp >= SIZE_MAX - 1)
+	  if (cpp >= UINT_MAX - 1)
 	    { 
 	      xpmFreeColorTable (colorTable, ncolors);
 	      return (TCL_ERROR);	/* No memory */
@@ -871,7 +871,7 @@
   unsigned int a, x, y;
 
   if ((height > 0 && width >= SIZE_MAX / height) ||
-    width * height >= SIZE_MAX / sizeof(unsigned int))
+    width * height >= UINT_MAX / sizeof(unsigned int))
     return (TCL_ERROR);		/* No memory */
   iptr2 = (unsigned int *) malloc (sizeof (unsigned int) * width * height);
   if (!iptr2)
@@ -923,7 +923,7 @@
 
 	/* array of pointers malloced by need */
 	unsigned int *crgb[256];
-	int char1, a2;
+	unsigned int char1, a2;
 
 	memset (crgb, 0, 256 * sizeof (unsigned int *));	/* init */
 	for (a = 0; a < ncolors; a++)