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[10/10] scsi-disk: Fix immediate failure of bdrv_aio_*

Message ID 1288876539-8300-11-git-send-email-kwolf@redhat.com
State New
Headers show

Commit Message

Kevin Wolf Nov. 4, 2010, 1:15 p.m. UTC 
Fix scsi-disk to use the usual completion paths that involve rerror/werror
handling instead of directly completing the requests in cases where
bdrv_aio_readv/writev returns NULL.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 hw/scsi-disk.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)
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Patch

diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index 6815239..dc71957 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -178,8 +178,9 @@  static void scsi_read_request(SCSIDiskReq *r)
     qemu_iovec_init_external(&r->qiov, &r->iov, 1);
     r->req.aiocb = bdrv_aio_readv(s->bs, r->sector, &r->qiov, n,
                               scsi_read_complete, r);
-    if (r->req.aiocb == NULL)
-        scsi_command_complete(r, CHECK_CONDITION, HARDWARE_ERROR);
+    if (r->req.aiocb == NULL) {
+        scsi_read_complete(r, -EIO);
+    }
 }
 
 /* Read more data from scsi device into buffer.  */
@@ -273,9 +274,9 @@  static void scsi_write_request(SCSIDiskReq *r)
         qemu_iovec_init_external(&r->qiov, &r->iov, 1);
         r->req.aiocb = bdrv_aio_writev(s->bs, r->sector, &r->qiov, n,
                                    scsi_write_complete, r);
-        if (r->req.aiocb == NULL)
-            scsi_command_complete(r, CHECK_CONDITION,
-                                  HARDWARE_ERROR);
+        if (r->req.aiocb == NULL) {
+            scsi_write_complete(r, -EIO);
+        }
     } else {
         /* Invoke completion routine to fetch data from host.  */
         scsi_write_complete(r, 0);