NSM: Fix unaligned accesses in nsm_init_private()

This fixes unaligned accesses in nsm_init_private() when
creating nlm_reboot keys.

Signed-off-by: Mans Rullgard <mans@mansr.com>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 5e2c4d5ac82774011072c05f5f039ec466fca59e..6d5d4a4169e5ae472dcf2ad43e46e0495c20fb05 100644 (file)
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -16,6 +16,8 @@
 #include <linux/sunrpc/svc.h>
 #include <linux/lockd/lockd.h>
 
+#include <asm/unaligned.h>
+
 #define NLMDBG_FACILITY                NLMDBG_MONITOR
 #define NSM_PROGRAM            100024
 #define NSM_VERSION            1
@@ -274,10 +276,12 @@ static void nsm_init_private(struct nsm_handle *nsm)
 {
        u64 *p = (u64 *)&nsm->sm_priv.data;
        struct timespec ts;
+       s64 ns;
 
        ktime_get_ts(&ts);
-       *p++ = timespec_to_ns(&ts);
-       *p = (unsigned long)nsm;
+       ns = timespec_to_ns(&ts);
+       put_unaligned(ns, p);
+       put_unaligned((unsigned long)nsm, p + 1);
 }
 
 static struct nsm_handle *nsm_create_handle(const struct sockaddr *sap,