From: Jeff Cody <jcody@redhat.com>
Date: Mon, 7 Aug 2017 12:38:22 +0000 (-0400)
Subject: block/vhdx: check error return of bdrv_truncate()
X-Git-Tag: v2.10.0-rc2~2^2~12
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=95d729835f3ceeed977eaf326a7ebb92788dee6d;p=thirdparty%2Fqemu.git

block/vhdx: check error return of bdrv_truncate()

Signed-off-by: Jeff Cody <jcody@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---

diff --git a/block/vhdx-log.c b/block/vhdx-log.c
index a27dc059cdc..14b724ef7bc 100644
--- a/block/vhdx-log.c
+++ b/block/vhdx-log.c
@@ -558,7 +558,11 @@ static int vhdx_log_flush(BlockDriverState *bs, BDRVVHDXState *s,
                     ret = -EINVAL;
                     goto exit;
                 }
-                bdrv_truncate(bs->file, new_file_size, PREALLOC_MODE_OFF, NULL);
+                ret = bdrv_truncate(bs->file, new_file_size, PREALLOC_MODE_OFF,
+                                    NULL);
+                if (ret < 0) {
+                    goto exit;
+                }
             }
         }
         qemu_vfree(desc_entries);