[Xen-changelog] [xen-unstable] xsm: Error code consistency

[Xen patchbot-unstable <patchbot@xxxxxxx>]

# HG changeset patch
# User Machon Gregory <mbgrego@xxxxxxxxxxxxxx>
# Date 1301928885 -3600
# Node ID 967e1925775ce52ae6cde08a82bbde9dca72347d
# Parent  9fcfa0ca31419e7988804863694a13977906f65f
xsm: Error code consistency

Signed-off-by: Machon Gregory <mbgrego@xxxxxxxxxxxxxx>
---


diff -r 9fcfa0ca3141 -r 967e1925775c xen/include/xsm/xsm.h
--- a/xen/include/xsm/xsm.h     Mon Apr 04 14:54:46 2011 +0100
+++ b/xen/include/xsm/xsm.h     Mon Apr 04 15:54:45 2011 +0100
@@ -427,7 +427,11 @@
 
 static inline long __do_xsm_op (XEN_GUEST_HANDLE(xsm_op_t) op)
 {
-    return xsm_call(__do_xsm_op(op));
+#ifdef XSM_ENABLE
+    return xsm_ops->__do_xsm_op(op);
+#else
+    return -ENOSYS;
+#endif
 }
 
 #ifdef XSM_ENABLE
diff -r 9fcfa0ca3141 -r 967e1925775c xen/xsm/flask/flask_op.c
--- a/xen/xsm/flask/flask_op.c  Mon Apr 04 14:54:46 2011 +0100
+++ b/xen/xsm/flask/flask_op.c  Mon Apr 04 15:54:45 2011 +0100
@@ -485,6 +485,9 @@
     if ( length < 0 )
         goto out;
 
+    if ( len > count )
+        return -ERANGE; 
+
     memset(buf, 0, count);
     memcpy(buf, context, len);
     length = len;

_______________________________________________
Xen-changelog mailing list
Xen-changelog@xxxxxxxxxxxxxxxxxxx
http://lists.xensource.com/xen-changelog