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hw/block: Use errp directly rather than local_err

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[Drop virtio_blk_data_plane_create() change that misinterprets return
value when the virtio transport does not support dataplane.
--Stefan]

Cc: John Snow <jsnow@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>
Cc: Max Reitz <mreitz@redhat.com>
Cc: Keith Busch <keith.busch@intel.com>
Cc: Stefan Hajnoczi <stefanha@redhat.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Gerd Hoffmann <kraxel@redhat.com>
Cc: Markus Armbruster <armbru@redhat.com>

Signed-off-by: Mao Zhongyi <maozy.fnst@cn.fujitsu.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: e77848d3735ba590f23ffbf8094379c646c33d79.1511317952.git.maozy.fnst@cn.fujitsu.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Mao Zhongyi 2017-11-22 11:08:45 +08:00 committed by Stefan Hajnoczi
parent 9d3b155186
commit ceff3e1f01
6 changed files with 24 additions and 47 deletions
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17
hw/block/fdc.c
View File

@ -473,16 +473,13 @@ static void fd_revalidate(FDrive *drv)
static void fd_change_cb(void *opaque, bool load, Error **errp)
{
FDrive *drive = opaque;
Error *local_err = NULL;
if (!load) {
blk_set_perm(drive->blk, 0, BLK_PERM_ALL, &error_abort);
} else {
blkconf_apply_backend_options(drive->conf,
blk_is_read_only(drive->blk), false,
&local_err);
if (local_err) {
error_propagate(errp, local_err);
if (!blkconf_apply_backend_options(drive->conf,
blk_is_read_only(drive->blk), false,
errp)) {
return;
}
}
@ -522,7 +519,6 @@ static void floppy_drive_realize(DeviceState *qdev, Error **errp)
FloppyDrive *dev = FLOPPY_DRIVE(qdev);
FloppyBus *bus = FLOPPY_BUS(qdev->parent_bus);
FDrive *drive;
Error *local_err = NULL;
int ret;
if (dev->unit == -1) {
@ -568,10 +564,9 @@ static void floppy_drive_realize(DeviceState *qdev, Error **errp)
dev->conf.rerror = BLOCKDEV_ON_ERROR_AUTO;
dev->conf.werror = BLOCKDEV_ON_ERROR_AUTO;
blkconf_apply_backend_options(&dev->conf, blk_is_read_only(dev->conf.blk),
false, &local_err);
if (local_err) {
error_propagate(errp, local_err);
if (!blkconf_apply_backend_options(&dev->conf,
blk_is_read_only(dev->conf.blk),
false, errp)) {
return;
}

7
hw/block/nvme.c
View File

@ -928,7 +928,6 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
int i;
int64_t bs_size;
uint8_t *pci_conf;
Error *local_err = NULL;
if (!n->conf.blk) {
error_setg(errp, "drive property not set");
@ -947,10 +946,8 @@ static void nvme_realize(PCIDevice *pci_dev, Error **errp)
return;
}
blkconf_blocksizes(&n->conf);
blkconf_apply_backend_options(&n->conf, blk_is_read_only(n->conf.blk),
false, &local_err);
if (local_err) {
error_propagate(errp, local_err);
if (!blkconf_apply_backend_options(&n->conf, blk_is_read_only(n->conf.blk),
false, errp)) {
return;
}

13
hw/block/virtio-blk.c
View File

@ -930,19 +930,16 @@ static void virtio_blk_device_realize(DeviceState *dev, Error **errp)
}
blkconf_serial(&conf->conf, &conf->serial);
blkconf_apply_backend_options(&conf->conf,
blk_is_read_only(conf->conf.blk), true,
&err);
if (err) {
error_propagate(errp, err);
if (!blkconf_apply_backend_options(&conf->conf,
blk_is_read_only(conf->conf.blk), true,
errp)) {
return;
}
s->original_wce = blk_enable_write_cache(conf->conf.blk);
blkconf_geometry(&conf->conf, NULL, 65535, 255, 255, &err);
if (err) {
error_propagate(errp, err);
if (!blkconf_geometry(&conf->conf, NULL, 65535, 255, 255, errp)) {
return;
}
blkconf_blocksizes(&conf->conf);
virtio_init(vdev, "virtio-blk", VIRTIO_ID_BLOCK,

12
hw/ide/qdev.c
View File

@ -160,7 +160,6 @@ static void ide_dev_initfn(IDEDevice *dev, IDEDriveKind kind, Error **errp)
{
IDEBus *bus = DO_UPCAST(IDEBus, qbus, dev->qdev.parent_bus);
IDEState *s = bus->ifs + dev->unit;
Error *err = NULL;
int ret;
if (!dev->conf.blk) {
@ -191,16 +190,13 @@ static void ide_dev_initfn(IDEDevice *dev, IDEDriveKind kind, Error **errp)
blkconf_serial(&dev->conf, &dev->serial);
if (kind != IDE_CD) {
blkconf_geometry(&dev->conf, &dev->chs_trans, 65535, 16, 255, &err);
if (err) {
error_propagate(errp, err);
if (!blkconf_geometry(&dev->conf, &dev->chs_trans, 65535, 16, 255,
errp)) {
return;
}
}
blkconf_apply_backend_options(&dev->conf, kind == IDE_CD, kind != IDE_CD,
&err);
if (err) {
error_propagate(errp, err);
if (!blkconf_apply_backend_options(&dev->conf, kind == IDE_CD,
kind != IDE_CD, errp)) {
return;
}

13
hw/scsi/scsi-disk.c
View File

@ -2332,7 +2332,6 @@ static void scsi_disk_unit_attention_reported(SCSIDevice *dev)
static void scsi_realize(SCSIDevice *dev, Error **errp)
{
SCSIDiskState *s = DO_UPCAST(SCSIDiskState, qdev, dev);
Error *err = NULL;
if (!s->qdev.conf.blk) {
error_setg(errp, "drive property not set");
@ -2356,17 +2355,13 @@ static void scsi_realize(SCSIDevice *dev, Error **errp)
}
if (dev->type == TYPE_DISK) {
blkconf_geometry(&dev->conf, NULL, 65535, 255, 255, &err);
if (err) {
error_propagate(errp, err);
if (!blkconf_geometry(&dev->conf, NULL, 65535, 255, 255, errp)) {
return;
}
}
blkconf_apply_backend_options(&dev->conf,
blk_is_read_only(s->qdev.conf.blk),
dev->type == TYPE_DISK, &err);
if (err) {
error_propagate(errp, err);
if (!blkconf_apply_backend_options(&dev->conf,
blk_is_read_only(s->qdev.conf.blk),
dev->type == TYPE_DISK, errp)) {
return;
}

9
hw/usb/dev-storage.c
View File

@ -601,7 +601,6 @@ static void usb_msd_realize_storage(USBDevice *dev, Error **errp)
MSDState *s = USB_STORAGE_DEV(dev);
BlockBackend *blk = s->conf.blk;
SCSIDevice *scsi_dev;
Error *err = NULL;
if (!blk) {
error_setg(errp, "drive property not set");
@ -610,9 +609,8 @@ static void usb_msd_realize_storage(USBDevice *dev, Error **errp)
blkconf_serial(&s->conf, &dev->serial);
blkconf_blocksizes(&s->conf);
blkconf_apply_backend_options(&s->conf, blk_is_read_only(blk), true, &err);
if (err) {
error_propagate(errp, err);
if (!blkconf_apply_backend_options(&s->conf, blk_is_read_only(blk), true,
errp)) {
return;
}
@ -636,10 +634,9 @@ static void usb_msd_realize_storage(USBDevice *dev, Error **errp)
&usb_msd_scsi_info_storage, NULL);
scsi_dev = scsi_bus_legacy_add_drive(&s->bus, blk, 0, !!s->removable,
s->conf.bootindex, dev->serial,
&err);
errp);
blk_unref(blk);
if (!scsi_dev) {
error_propagate(errp, err);
return;
}
usb_msd_handle_reset(dev);