Messages in this thread | | | From | Chuck Lever <> | Subject | Re: [PATCH] NSM: Fix unaligned accesses in nsm_init_private() | Date | Mon, 30 Mar 2009 15:40:49 -0400 |
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On Mar 28, 2009, at 3:55 PM, Mans Rullgard wrote: > This fixes unaligned accesses in nsm_init_private() when > creating nlm_reboot keys. >
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Did a little testing on x86 as well.
> Signed-off-by: Mans Rullgard <mans@mansr.com> > --- > fs/lockd/mon.c | 8 ++++++-- > 1 files changed, 6 insertions(+), 2 deletions(-) > > diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c > index 5e2c4d5..6d5d4a4 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, > -- > 1.6.2 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" > in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
-- Chuck Lever chuck[dot]lever[at]oracle[dot]com
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