sunrpc: mark all struct svc_procinfo instances as const

struct svc_procinfo contains function pointers, and marking it as
constant avoids it being able to be used as an attach vector for
code injections.

Signed-off-by: Christoph Hellwig <hch@lst.de>

2 files changed, 4 insertions, 4 deletions

diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index 41f7b6a04d69..3eca67728366 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -192,9 +192,9 @@ struct nlm_block {
  * Global variables
  */
 extern const struct rpc_program nlm_program;
-extern struct svc_procedure     nlmsvc_procedures[];
+extern const struct svc_procedure nlmsvc_procedures[];
 #ifdef CONFIG_LOCKD_V4
-extern struct svc_procedure     nlmsvc_procedures4[];
+extern const struct svc_procedure nlmsvc_procedures4[];
 #endif
 extern int                      nlmsvc_grace_period;
 extern unsigned long            nlmsvc_timeout;
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index 9f00384153f4..984e6b9c3043 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -237,7 +237,7 @@ struct svc_rqst {
 
         struct svc_serv *       rq_server;      /* RPC service definition */
         struct svc_pool *       rq_pool;        /* thread pool */
-        struct svc_procedure *  rq_procinfo;    /* procedure info */
+        const struct svc_procedure *rq_procinfo;/* procedure info */
         struct auth_ops *       rq_authop;      /* authentication flavour */
         struct svc_cred         rq_cred;        /* auth info */
         void *                  rq_xprt_ctxt;   /* transport specific context ptr */
@@ -396,7 +396,7 @@ struct svc_program {
 struct svc_version {
         u32                     vs_vers;        /* version number */
         u32                     vs_nproc;       /* number of procedures */
-        struct svc_procedure *  vs_proc;        /* per-procedure info */
+        const struct svc_procedure *vs_proc;    /* per-procedure info */
         unsigned int            *vs_count;      /* call counts */
         u32                     vs_xdrsize;     /* xdrsize needed for this version */