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Commit dd51db18 authored by Kinglong Mee's avatar Kinglong Mee Committed by J. Bruce Fields
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nfsd/blocklayout: Make sure calculate signature/designator length aligned 



These values are all multiples of 4 already, so there's no change in
behavior from this patch.  But perhaps this will prevent mistakes in the
future.

Signed-off-by: default avatarKinglong Mee <kinglongmee@gmail.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent 15d66ac2

fs/nfsd/blocklayoutxdr.c

+2 −2
Original line number Diff line number Diff line
@@ -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;