From 8ca76cb7413141f8a45489c574dc94331324b086 Mon Sep 17 00:00:00 2001
From: aliguori <aliguori>
Date: Thu, 15 Jan 2009 20:44:26 +0000
Subject: [PATCH 37/54] Return -errno on write failure (Gleb Natapov)

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
RH-Upstream-status: applied(qemu), pending(maint/2.6.29)
---
 qemu/block-raw-posix.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/qemu/block-raw-posix.c b/qemu/block-raw-posix.c
index 820de24..6a2b517 100644
--- a/qemu/block-raw-posix.c
+++ b/qemu/block-raw-posix.c
@@ -253,7 +253,7 @@ static int raw_pwrite_aligned(BlockDriverState *bs, int64_t offset,
 
     ret = fd_open(bs);
     if (ret < 0)
-        return ret;
+        return -errno;
 
     if (offset >= 0 && lseek(s->fd, offset, SEEK_SET) == (off_t)-1) {
         ++(s->lseek_err_cnt);
@@ -263,7 +263,7 @@ static int raw_pwrite_aligned(BlockDriverState *bs, int64_t offset,
                               s->fd, bs->filename, offset, buf, count,
                               bs->total_sectors, errno, strerror(errno));
         }
-        return -1;
+        return -EIO;
     }
     s->lseek_err_cnt = 0;
 
@@ -278,7 +278,7 @@ static int raw_pwrite_aligned(BlockDriverState *bs, int64_t offset,
 
 label__raw_write__success:
 
-    return ret;
+    return  (ret < 0) ? -errno : ret;
 }
 
 
-- 
1.6.1