[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH v2 4/4] qemu-img: Improve error messages for failed
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH v2 4/4] qemu-img: Improve error messages for failed bdrv_open |
Date: |
Thu, 10 Feb 2011 12:18:23 +0100 |
Output the error message string of the bdrv_open return code. Also set a
non-empty device name for the images because the unknown feature error message
includes it.
Signed-off-by: Kevin Wolf <address@hidden>
---
qemu-img.c | 10 +++++++---
1 files changed, 7 insertions(+), 3 deletions(-)
diff --git a/qemu-img.c b/qemu-img.c
index 4a37358..7e3cc4c 100644
--- a/qemu-img.c
+++ b/qemu-img.c
@@ -213,8 +213,9 @@ static BlockDriverState *bdrv_new_open(const char *filename,
BlockDriverState *bs;
BlockDriver *drv;
char password[256];
+ int ret;
- bs = bdrv_new("");
+ bs = bdrv_new("image");
if (fmt) {
drv = bdrv_find_format(fmt);
@@ -225,10 +226,13 @@ static BlockDriverState *bdrv_new_open(const char
*filename,
} else {
drv = NULL;
}
- if (bdrv_open(bs, filename, flags, drv) < 0) {
- error_report("Could not open '%s'", filename);
+
+ ret = bdrv_open(bs, filename, flags, drv);
+ if (ret < 0) {
+ error_report("Could not open '%s': %s", filename, strerror(-ret));
goto fail;
}
+
if (bdrv_is_encrypted(bs)) {
printf("Disk image '%s' is encrypted.\n", filename);
if (read_password(password, sizeof(password)) < 0) {
--
1.7.2.3