diff -r bec27eb6f72c tools/flask/libflask/flask_op.c
--- a/tools/flask/libflask/flask_op.c	Sat Nov 14 10:32:59 2009 +0000
+++ b/tools/flask/libflask/flask_op.c	Wed Nov 18 10:43:39 2009 -0500
@@ -154,7 +154,7 @@
     memset(buf, 0, size);
 
     op.cmd = FLASK_ADD_OCONTEXT;
-    snprintf(buf, size, "%s %255s %li %li", ioport, scontext, low, high);
+    snprintf(buf, size, "%s %255s %lu %lu", ioport, scontext, low, high);
     op.buf = buf;
     op.size = size;
 
@@ -184,7 +184,7 @@
     memset(buf, 0, size);
 
     op.cmd = FLASK_ADD_OCONTEXT;
-    snprintf(buf, size, "%s %255s %li %li", iomem, scontext, low, high);
+    snprintf(buf, size, "%s %255s %lu %lu", iomem, scontext, low, high);
     op.buf = buf;
     op.size = size;
 
@@ -213,7 +213,7 @@
     memset(buf, 0, size);
 
     op.cmd = FLASK_ADD_OCONTEXT;
-    snprintf(buf, size, "%s %255s %li", dev, scontext, device);
+    snprintf(buf, size, "%s %255s %lu", dev, scontext, device);
     op.buf = buf;
     op.size = size;
 
@@ -271,7 +271,7 @@
     memset(buf, 0, size);
 
     op.cmd = FLASK_DEL_OCONTEXT;
-    snprintf(buf, size, "%s %li %li", ioport, low, high);
+    snprintf(buf, size, "%s %lu %lu", ioport, low, high);
     op.buf = buf;
     op.size = size;
 
@@ -300,7 +300,7 @@
     memset(buf, 0, size);
 
     op.cmd = FLASK_DEL_OCONTEXT;
-    snprintf(buf, size, "%s %li %li", iomem, low, high);
+    snprintf(buf, size, "%s %lu %lu", iomem, low, high);
     op.buf = buf;
     op.size = size;
 
@@ -328,7 +328,7 @@
     memset(buf, 0, size);
 
     op.cmd = FLASK_DEL_OCONTEXT;
-    snprintf(buf, size, "%s %li", dev, device);
+    snprintf(buf, size, "%s %lu", dev, device);
     op.buf = buf;
     op.size = size;
 
diff -r bec27eb6f72c xen/xsm/flask/flask_op.c
--- a/xen/xsm/flask/flask_op.c	Sat Nov 14 10:32:59 2009 +0000
+++ b/xen/xsm/flask/flask_op.c	Wed Nov 18 10:43:39 2009 -0500
@@ -768,7 +768,7 @@
     if ( (ocontext = xmalloc_bytes(size) ) == NULL )
         return -ENOMEM;
 
-    len = sscanf(buf, "%s %li %li", ocontext, &low, &high);
+    len = sscanf(buf, "%s %lu %lu", ocontext, &low, &high);
     if ( len < 2 )
     {
         len = -EINVAL;
@@ -814,7 +814,7 @@
     memset(scontext, 0, size);
     memset(ocontext, 0, size);
 
-    len = sscanf(buf, "%s %s %li %li", ocontext, scontext, &low, &high);
+    len = sscanf(buf, "%s %s %lu %lu", ocontext, scontext, &low, &high);
     if ( len < 3 )
     {
         len = -EINVAL;