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block: Make BlockDriver method bdrv_eject() return void

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Callees always return 0, except for FreeBSD's cdrom_eject(), which
returns -ENOTSUP when the device is in a terminally wedged state.

The only caller is bdrv_eject(), and it maps -ENOTSUP to 0 since
commit 4be9762a.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Markus Armbruster 2011-07-20 18:23:42 +02:00 • committed by Kevin Wolf
parent 7bf37feddc
commit 822e1cd17e
4 changed files with 12 additions and 27 deletions
Download patch file Download diff file Expand all files Collapse all files

16
block/raw-posix.c
View file

@ -1254,7 +1254,7 @@ static int floppy_media_changed(BlockDriverState *bs)
return ret;
}
static int floppy_eject(BlockDriverState *bs, int eject_flag)
static void floppy_eject(BlockDriverState *bs, int eject_flag)
{
BDRVRawState *s = bs->opaque;
int fd;
@ -1269,8 +1269,6 @@ static int floppy_eject(BlockDriverState *bs, int eject_flag)
perror("FDEJECT");
close(fd);
}
return 0;
}
static BlockDriver bdrv_host_floppy = {
@ -1348,7 +1346,7 @@ static int cdrom_is_inserted(BlockDriverState *bs)
return 0;
}
static int cdrom_eject(BlockDriverState *bs, int eject_flag)
static void cdrom_eject(BlockDriverState *bs, int eject_flag)
{
BDRVRawState *s = bs->opaque;
@ -1359,8 +1357,6 @@ static int cdrom_eject(BlockDriverState *bs, int eject_flag)
if (ioctl(s->fd, CDROMCLOSETRAY, NULL) < 0)
perror("CDROMEJECT");
}
return 0;
}
static void cdrom_set_locked(BlockDriverState *bs, int locked)
@ -1462,12 +1458,12 @@ static int cdrom_is_inserted(BlockDriverState *bs)
return raw_getlength(bs) > 0;
}
static int cdrom_eject(BlockDriverState *bs, int eject_flag)
static void cdrom_eject(BlockDriverState *bs, int eject_flag)
{
BDRVRawState *s = bs->opaque;
if (s->fd < 0)
return -ENOTSUP;
return;
(void) ioctl(s->fd, CDIOCALLOW);
@ -1479,9 +1475,7 @@ static int cdrom_eject(BlockDriverState *bs, int eject_flag)
perror("CDIOCCLOSE");
}
if (cdrom_reopen(bs) < 0)
return -ENOTSUP;
return 0;
cdrom_reopen(bs);
}
static void cdrom_set_locked(BlockDriverState *bs, int locked)