Message ID | 1377202298-22896-5-git-send-email-stefanha@redhat.com |
---|---|
State | New |
Headers | show |
diff --git a/blockdev.c b/blockdev.c index bc7016a..d3500c6 100644 --- a/blockdev.c +++ b/blockdev.c @@ -487,7 +487,11 @@ static DriveInfo *blockdev_init(QemuOpts *all_opts, drv = bdrv_find_whitelisted_format(buf, ro); if (!drv) { - error_report("'%s' invalid format", buf); + if (!ro && bdrv_find_whitelisted_format(buf, !ro)) { + error_report("'%s' can be only used as read-only device.", buf); + } else { + error_report("'%s' invalid format", buf); + } return NULL; } }