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[Qemu-commits] [COMMIT 908c7b9] xen_disk: move sanity check to the corre
From: |
Anthony Liguori |
Subject: |
[Qemu-commits] [COMMIT 908c7b9] xen_disk: move sanity check to the correct place |
Date: |
Sat, 13 Jun 2009 13:42:49 -0000 |
From: Gerd Hoffmann <address@hidden>
Signed-off-by: Gerd Hoffmann <address@hidden>
diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index f95e373..659a839 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -179,10 +179,6 @@ static int ioreq_parse(struct ioreq *ioreq)
switch (ioreq->req.operation) {
case BLKIF_OP_READ:
ioreq->prot = PROT_WRITE; /* to memory */
- if (ioreq->req.operation != BLKIF_OP_READ && blkdev->mode[0] != 'w') {
- xen_be_printf(&blkdev->xendev, 0, "error: write req for ro
device\n");
- goto err;
- }
break;
case BLKIF_OP_WRITE_BARRIER:
if (!syncwrite)
@@ -199,6 +195,11 @@ static int ioreq_parse(struct ioreq *ioreq)
goto err;
};
+ if (ioreq->req.operation != BLKIF_OP_READ && blkdev->mode[0] != 'w') {
+ xen_be_printf(&blkdev->xendev, 0, "error: write req for ro device\n");
+ goto err;
+ }
+
ioreq->start = ioreq->req.sector_number * blkdev->file_blk;
for (i = 0; i < ioreq->req.nr_segments; i++) {
if (i == BLKIF_MAX_SEGMENTS_PER_REQUEST) {
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