From: Julien Grall <jgrall@amazon.com>
Date: Mon, 30 Mar 2020 19:21:51 +0000 (+0100)
Subject: xen/public: sysctl: set_parameter.params and debug.keys should be const
X-Git-Tag: archive/raspbian/4.14.0+80-gd101b417b7-1+rpi1^2~63^2~465
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=c4336b0b1a35c1a54a21c0cafad39466613a714f;p=xen.git

xen/public: sysctl: set_parameter.params and debug.keys should be const

The fields set_parameter.params and debug.keys should never be modified
by the hypervisor. So mark them as const.

Signed-off-by: Julien Grall <jgrall@amazon.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---

diff --git a/xen/include/public/sysctl.h b/xen/include/public/sysctl.h
index 3d72fab49f..3a08c512e8 100644
--- a/xen/include/public/sysctl.h
+++ b/xen/include/public/sysctl.h
@@ -170,7 +170,7 @@ struct xen_sysctl_getdomaininfolist {
 /* XEN_SYSCTL_debug_keys */
 struct xen_sysctl_debug_keys {
     /* IN variables. */
-    XEN_GUEST_HANDLE_64(char) keys;
+    XEN_GUEST_HANDLE_64(const_char) keys;
     uint32_t nr_keys;
 };
 
@@ -1037,7 +1037,7 @@ struct xen_sysctl_livepatch_op {
  */
 
 struct xen_sysctl_set_parameter {
-    XEN_GUEST_HANDLE_64(char) params;       /* IN: pointer to parameters. */
+    XEN_GUEST_HANDLE_64(const_char) params; /* IN: pointer to parameters. */
     uint16_t size;                          /* IN: size of parameters. */
     uint16_t pad[3];                        /* IN: MUST be zero. */
 };