From: Stefan Weil <weil@mail.berlios.de>
Date: Sun, 8 May 2011 07:01:52 +0000 (+0200)
Subject: hw/xen_disk: Remove unused local variable
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=1e71db3087ae9256fcfd8e9e322ad86edce48a96;p=qemu.git

hw/xen_disk: Remove unused local variable

cppcheck report:
hw/xen_disk.c:309: style:
 Variable 'len' is assigned a value that is never used

Cc: Kevin Wolf <kwolf@redhat.com>
Signed-off-by: Stefan Weil <weil@mail.berlios.de>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index 233c8c99c6..0c298afa8d 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -316,7 +316,7 @@ static int ioreq_map(struct ioreq *ioreq)
 static int ioreq_runio_qemu_sync(struct ioreq *ioreq)
 {
     struct XenBlkDev *blkdev = ioreq->blkdev;
-    int i, rc, len = 0;
+    int i, rc;
     off_t pos;
 
     if (ioreq->req.nr_segments && ioreq_map(ioreq) == -1) {
@@ -339,7 +339,6 @@ static int ioreq_runio_qemu_sync(struct ioreq *ioreq)
                               ioreq->v.iov[i].iov_len);
                 goto err;
             }
-            len += ioreq->v.iov[i].iov_len;
             pos += ioreq->v.iov[i].iov_len;
         }
         break;
@@ -359,7 +358,6 @@ static int ioreq_runio_qemu_sync(struct ioreq *ioreq)
                               ioreq->v.iov[i].iov_len);
                 goto err;
             }
-            len += ioreq->v.iov[i].iov_len;
             pos += ioreq->v.iov[i].iov_len;
         }
         break;