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[Qemu-devel] [PATCH 2/4] block: Improve error report for wrong format
From: |
Stefan Weil |
Subject: |
[Qemu-devel] [PATCH 2/4] block: Improve error report for wrong format |
Date: |
Sat, 15 Dec 2012 15:09:31 +0100 |
There is no good system error for this kind of error,
so it needs special handling instead of strerror.
Signed-off-by: Stefan Weil <address@hidden>
---
blockdev.c | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/blockdev.c b/blockdev.c
index 5a4cd56..3da44f6 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -624,8 +624,13 @@ DriveInfo *drive_init(QemuOpts *opts, BlockInterfaceType
block_default_type)
ret = bdrv_open(dinfo->bdrv, file, bdrv_flags, drv);
if (ret < 0) {
- error_report("could not open disk image %s: %s",
- file, strerror(-ret));
+ if (ret == BDRV_WRONG_FORMAT) {
+ error_report("could not open disk image %s: not in %s format",
+ file, drv->format_name);
+ } else {
+ error_report("could not open disk image %s: %s",
+ file, strerror(-ret));
+ }
goto err;
}
--
1.7.10.4