diff options
| author | Christoph Hellwig <hch@lst.de> | 2010-01-13 13:30:32 +0100 |
|---|---|---|
| committer | Anthony Liguori <aliguori@us.ibm.com> | 2010-01-13 17:14:15 -0600 |
| commit | 4277906d281e7fd04817782777b90f6d122f4443 (patch) | |
| tree | 05a14f137e5da3608c7a5b44dca1a3b8292fe1a8 | |
| parent | f8012c135ecb0f410245b3ed0476a5d0a61beb9c (diff) | |
| download | qemu-4277906d281e7fd04817782777b90f6d122f4443.tar.gz | |
virtio-blk: remove dead variable in virtio_blk_handle_scsi
As pointed out by clang size is only ever written to, but never actually
used.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
| -rw-r--r-- | hw/virtio-blk.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/hw/virtio-blk.c b/hw/virtio-blk.c index cb1ae1f953..865352a160 100644 --- a/hw/virtio-blk.c +++ b/hw/virtio-blk.c @@ -165,7 +165,7 @@ static VirtIOBlockReq *virtio_blk_get_request(VirtIOBlock *s) static void virtio_blk_handle_scsi(VirtIOBlockReq *req) { struct sg_io_hdr hdr; - int ret, size = 0; + int ret; int status; int i; @@ -194,7 +194,6 @@ static void virtio_blk_handle_scsi(VirtIOBlockReq *req) * before the regular inhdr. */ req->scsi = (void *)req->elem.in_sg[req->elem.in_num - 2].iov_base; - size = sizeof(*req->in) + sizeof(*req->scsi); memset(&hdr, 0, sizeof(struct sg_io_hdr)); hdr.interface_id = 'S'; @@ -226,7 +225,6 @@ static void virtio_blk_handle_scsi(VirtIOBlockReq *req) hdr.dxfer_len += req->elem.in_sg[i].iov_len; hdr.dxferp = req->elem.in_sg; - size += hdr.dxfer_len; } else { /* * Some SCSI commands don't actually transfer any data. @@ -236,7 +234,6 @@ static void virtio_blk_handle_scsi(VirtIOBlockReq *req) hdr.sbp = req->elem.in_sg[req->elem.in_num - 3].iov_base; hdr.mx_sb_len = req->elem.in_sg[req->elem.in_num - 3].iov_len; - size += hdr.mx_sb_len; ret = bdrv_ioctl(req->dev->bs, SG_IO, &hdr); if (ret) { |