rbd: Assign s->snap/image_name in qemu_rbd_open()

Now that the options are already available in qemu_rbd_open() and not
only parsed in qemu_rbd_connect(), we can assign s->snap and
s->image_name there instead of passing the fields by reference to
qemu_rbd_connect().

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Kevin Wolf 2018-02-16 18:54:52 +01:00
parent 1bebea37b4
commit d41a55885d

View File

@ -571,7 +571,6 @@ static char *qemu_rbd_mon_host(BlockdevOptionsRbd *opts, Error **errp)
}
static int qemu_rbd_connect(rados_t *cluster, rados_ioctx_t *io_ctx,
char **s_snap, char **s_image_name,
BlockdevOptionsRbd *opts, bool cache,
const char *keypairs, const char *secretid,
Error **errp)
@ -593,9 +592,6 @@ static int qemu_rbd_connect(rados_t *cluster, rados_ioctx_t *io_ctx,
goto failed_opts;
}
*s_snap = g_strdup(opts->snapshot);
*s_image_name = g_strdup(opts->image);
/* try default location when conf=NULL, but ignore failure */
r = rados_conf_read_file(*cluster, opts->conf);
if (opts->has_conf && r < 0) {
@ -649,8 +645,6 @@ static int qemu_rbd_connect(rados_t *cluster, rados_ioctx_t *io_ctx,
failed_shutdown:
rados_shutdown(*cluster);
g_free(*s_snap);
g_free(*s_image_name);
failed_opts:
g_free(mon_host);
return r;
@ -711,13 +705,15 @@ static int qemu_rbd_open(BlockDriverState *bs, QDict *options, int flags,
goto out;
}
r = qemu_rbd_connect(&s->cluster, &s->io_ctx, &s->snap, &s->image_name,
opts, !(flags & BDRV_O_NOCACHE), keypairs, secretid,
errp);
r = qemu_rbd_connect(&s->cluster, &s->io_ctx, opts,
!(flags & BDRV_O_NOCACHE), keypairs, secretid, errp);
if (r < 0) {
goto out;
}
s->snap = g_strdup(opts->snapshot);
s->image_name = g_strdup(opts->image);
/* rbd_open is always r/w */
r = rbd_open(s->io_ctx, s->image_name, &s->image, s->snap);
if (r < 0) {