[PATCH] nfsd/blocklayout: Make sure calculate signature/designator length aligned

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Signed-off-by: Kinglong Mee <kinglongmee@xxxxxxxxx>
---
 fs/nfsd/blocklayoutxdr.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/nfsd/blocklayoutxdr.c b/fs/nfsd/blocklayoutxdr.c
index 6c3b316..d72467e 100644
--- a/fs/nfsd/blocklayoutxdr.c
+++ b/fs/nfsd/blocklayoutxdr.c
@@ -43,7 +43,7 @@ nfsd4_block_encode_volume(struct xdr_stream *xdr, struct pnfs_block_volume *b)
 
 	switch (b->type) {
 	case PNFS_BLOCK_VOLUME_SIMPLE:
-		len = 4 + 4 + 8 + 4 + b->simple.sig_len;
+		len = 4 + 4 + 8 + 4 + (XDR_QUADLEN(b->simple.sig_len) << 2);
 		p = xdr_reserve_space(xdr, len);
 		if (!p)
 			return -ETOOSMALL;
@@ -54,7 +54,7 @@ nfsd4_block_encode_volume(struct xdr_stream *xdr, struct pnfs_block_volume *b)
 		p = xdr_encode_opaque(p, b->simple.sig, b->simple.sig_len);
 		break;
 	case PNFS_BLOCK_VOLUME_SCSI:
-		len = 4 + 4 + 4 + 4 + b->scsi.designator_len + 8;
+		len = 4 + 4 + 4 + 4 + (XDR_QUADLEN(b->scsi.designator_len) << 2) + 8;
 		p = xdr_reserve_space(xdr, len);
 		if (!p)
 			return -ETOOSMALL;
-- 
2.7.4

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