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>

1 files changed, 6 insertions, 2 deletions

diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 5e2c4d5ac827..6d5d4a4169e5 100644
--- 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,