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path: root/drivers/block/nbd.c
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Diffstat (limited to 'drivers/block/nbd.c')
-rw-r--r--drivers/block/nbd.c19
1 files changed, 11 insertions, 8 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 0a1b1ea..bdbade9 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -300,6 +300,15 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
lo->disk->disk_name, result);
goto harderror;
}
+
+ if (ntohl(reply.magic) != NBD_REPLY_MAGIC) {
+ printk(KERN_ERR "%s: Wrong magic (0x%lx)\n",
+ lo->disk->disk_name,
+ (unsigned long)ntohl(reply.magic));
+ result = -EPROTO;
+ goto harderror;
+ }
+
req = nbd_find_request(lo, reply.handle);
if (unlikely(IS_ERR(req))) {
result = PTR_ERR(req);
@@ -312,13 +321,6 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
goto harderror;
}
- if (ntohl(reply.magic) != NBD_REPLY_MAGIC) {
- printk(KERN_ERR "%s: Wrong magic (0x%lx)\n",
- lo->disk->disk_name,
- (unsigned long)ntohl(reply.magic));
- result = -EPROTO;
- goto harderror;
- }
if (ntohl(reply.error)) {
printk(KERN_ERR "%s: Other side returned error (%d)\n",
lo->disk->disk_name, ntohl(reply.error));
@@ -339,7 +341,8 @@ static struct request *nbd_read_stat(struct nbd_device *lo)
printk(KERN_ERR "%s: Receive data failed (result %d)\n",
lo->disk->disk_name,
result);
- goto harderror;
+ req->errors++;
+ return req;
}
dprintk(DBG_RX, "%s: request %p: got %d bytes data\n",
lo->disk->disk_name, req, bvec->bv_len);