linux-kernel - [PATCH 004 of 8] knfsd: nfsd4: fix enc_stateid

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Message-Id:  <1070621043052.1096@suse.de>
Date:	Thu, 21 Jun 2007 14:30:52 +1000
From:	NeilBrown <neilb@...e.de>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Neil Brown <neilb@...e.de>
Subject: [PATCH 004 of 8] knfsd: nfsd4: fix enc_stateid_sz for nfsd callbacks


From: "J. Bruce Fields" <bfields@...ldses.org>


enc_stateid_sz should be given in u32 words units, not bytes, so we were
overestimating the buffer space needed here.

Signed-off-by: Benny Halevy <bhalevy@...asas.com>
Signed-off-by: "J. Bruce Fields" <bfields@...i.umich.edu>
Signed-off-by: Neil Brown <neilb@...e.de>

### Diffstat output
 ./fs/nfsd/nfs4callback.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff .prev/fs/nfsd/nfs4callback.c ./fs/nfsd/nfs4callback.c
--- .prev/fs/nfsd/nfs4callback.c	2007-06-21 13:46:38.000000000 +1000
+++ ./fs/nfsd/nfs4callback.c	2007-06-21 14:10:31.000000000 +1000
@@ -75,7 +75,7 @@ enum nfs_cb_opnum4 {
 #define op_enc_sz			1
 #define op_dec_sz			2
 #define enc_nfs4_fh_sz			(1 + (NFS4_FHSIZE >> 2))
-#define enc_stateid_sz			16
+#define enc_stateid_sz			(NFS4_STATEID_SIZE >> 2)
 #define NFS4_enc_cb_recall_sz		(cb_compound_enc_hdr_sz +       \
 					1 + enc_stateid_sz +            \
 					enc_nfs4_fh_sz)
-
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