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sunrpc: Const-ify instances of struct svc_xprt_ops

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Close an attack vector by moving the arrays of server-side transport
methods to read-only memory.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Chuck Lever
2017-08-01 11:59:49 -04:00
committed by J. Bruce Fields
parent bac966d606
commit 2412e92760
3 changed files with 7 additions and 7 deletions
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4
include/linux/sunrpc/svc_xprt.h
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@@ -31,7 +31,7 @@ struct svc_xprt_ops {
struct svc_xprt_class {
const char *xcl_name;
struct module *xcl_owner;
struct svc_xprt_ops *xcl_ops;
const struct svc_xprt_ops *xcl_ops;
struct list_head xcl_list;
u32 xcl_max_payload;
int xcl_ident;
@@ -49,7 +49,7 @@ struct svc_xpt_user {
struct svc_xprt {
struct svc_xprt_class *xpt_class;
struct svc_xprt_ops *xpt_ops;
const struct svc_xprt_ops *xpt_ops;
struct kref xpt_ref;
struct list_head xpt_list;
struct list_head xpt_ready;