block: bdrv_reopen_prepare(): don't use QERR_OPEN_FILE_FAILED
commitd8b6895f7a8e5bcc5be1557e8048db43882f3b33
authorLuiz Capitulino <lcapitulino@redhat.com>
Mon, 10 Jun 2013 15:29:27 +0000 (10 11:29 -0400)
committerLuiz Capitulino <lcapitulino@redhat.com>
Mon, 17 Jun 2013 15:01:14 +0000 (17 11:01 -0400)
tree0893cc6c8bb26e207e00b0b40e728fc8a4affbfe
parent1befce9652a1b7cfca0191b3031fae3cbce26ef0
block: bdrv_reopen_prepare(): don't use QERR_OPEN_FILE_FAILED

The call to drv->bdrv_reopen_prepare() can fail due to reasons
other than an open failure. Unfortunately, we can't use errno
nor -ret, cause they are not always set.

Stick to a generic error message then.

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Acked-by: Kevin Wolf <kwolf@redhat.com>
block.c