Commit 8732901e authored by Kevin Wolf's avatar Kevin Wolf Committed by Stefan Hajnoczi
Browse files

blockdev: Replace "undefined error" in qmp_block_resize 



We have an errno value that can be displayed, so we should just do that.
An easy way to reproduce this case is to resize a raw image to a size
that is too large for the host file system.

Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Signed-off-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent 059e2fbb

blockdev.c

+4 −2
Original line number Diff line number Diff line
@@ -1118,6 +1118,7 @@ int do_drive_del(Monitor *mon, const QDict *qdict, QObject **ret_data) 
void qmp_block_resize(const char *device, int64_t size, Error **errp)

{

    BlockDriverState *bs;

    int ret;



    bs = bdrv_find(device);

    if (!bs) {
@@ -1133,7 +1134,8 @@ void qmp_block_resize(const char *device, int64_t size, Error **errp) 
    /* complete all in-flight operations before resizing the device */

    bdrv_drain_all();



    switch (bdrv_truncate(bs, size)) {

    ret = bdrv_truncate(bs, size);

    switch (ret) {

    case 0:

        break;

    case -ENOMEDIUM:
@@ -1149,7 +1151,7 @@ void qmp_block_resize(const char *device, int64_t size, Error **errp) 
        error_set(errp, QERR_DEVICE_IN_USE, device);

        break;

    default:

        error_set(errp, QERR_UNDEFINED_ERROR);

        error_setg_errno(errp, -ret, "Could not resize");

        break;

    }

}